Home / 7,105.88-10,650.51-4,186.23

Finding the Fourth Proportional to 7,105.88, 10,650.51 and 4,186.23

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Solution

The fourth proportional to 7,105.88, 10,650.51 and 4,186.23 is: 6,274.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105.88 : 10,650.51 = 4,186.23 : x
  2. Step 2: Convert to fraction form
    7,105.88/10,650.51 = 4,186.23/x
  3. Step 3: Cross multiply
    7,105.88x = 10,650.51 × 4,186.23
  4. Step 4: Simplify right side
    7,105.88x = 44,585,484.48
  5. Step 5: Solve for x
    x = 44,585,484.48/7,105.88
  6. Step 6: Final answer
    x = 6,274.45

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Half scale
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Double scale
Find fourth proportional to 7,106.88, 10,652.01 and 4,187.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.