Home / 10,056.20-13,877.19-5,580.14

Finding the Fourth Proportional to 10,056.20, 13,877.19 and 5,580.14

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Solution

The fourth proportional to 10,056.20, 13,877.19 and 5,580.14 is: 7,700.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.20 : 13,877.19 = 5,580.14 : x
  2. Step 2: Convert to fraction form
    10,056.20/13,877.19 = 5,580.14/x
  3. Step 3: Cross multiply
    10,056.20x = 13,877.19 × 5,580.14
  4. Step 4: Simplify right side
    10,056.20x = 77,436,593.62
  5. Step 5: Solve for x
    x = 77,436,593.62/10,056.20
  6. Step 6: Final answer
    x = 7,700.39

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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.