Home / 10,045.39-13,861.18-5,569.14

Finding the Fourth Proportional to 10,045.39, 13,861.18 and 5,569.14

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Solution

The fourth proportional to 10,045.39, 13,861.18 and 5,569.14 is: 7,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.39 : 13,861.18 = 5,569.14 : x
  2. Step 2: Convert to fraction form
    10,045.39/13,861.18 = 5,569.14/x
  3. Step 3: Cross multiply
    10,045.39x = 13,861.18 × 5,569.14
  4. Step 4: Simplify right side
    10,045.39x = 77,194,851.99
  5. Step 5: Solve for x
    x = 77,194,851.99/10,045.39
  6. Step 6: Final answer
    x = 7,684.60

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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.