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Finding the Fourth Proportional to 6,525.88, 9,007.11 and 5,106.76

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Solution

The fourth proportional to 6,525.88, 9,007.11 and 5,106.76 is: 7,048.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525.88 : 9,007.11 = 5,106.76 : x
  2. Step 2: Convert to fraction form
    6,525.88/9,007.11 = 5,106.76/x
  3. Step 3: Cross multiply
    6,525.88x = 9,007.11 × 5,106.76
  4. Step 4: Simplify right side
    6,525.88x = 45,997,126.55
  5. Step 5: Solve for x
    x = 45,997,126.55/6,525.88
  6. Step 6: Final answer
    x = 7,048.42

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.