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Finding the Fourth Proportional to 6,525.38, 9,005.10 and 3,730.88

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Solution

The fourth proportional to 6,525.38, 9,005.10 and 3,730.88 is: 5,148.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525.38 : 9,005.10 = 3,730.88 : x
  2. Step 2: Convert to fraction form
    6,525.38/9,005.10 = 3,730.88/x
  3. Step 3: Cross multiply
    6,525.38x = 9,005.10 × 3,730.88
  4. Step 4: Simplify right side
    6,525.38x = 33,596,947.49
  5. Step 5: Solve for x
    x = 33,596,947.49/6,525.38
  6. Step 6: Final answer
    x = 5,148.66

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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.