Home / 10,043.95-13,861.47-5,569.11

Finding the Fourth Proportional to 10,043.95, 13,861.47 and 5,569.11

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Solution

The fourth proportional to 10,043.95, 13,861.47 and 5,569.11 is: 7,685.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043.95 : 13,861.47 = 5,569.11 : x
  2. Step 2: Convert to fraction form
    10,043.95/13,861.47 = 5,569.11/x
  3. Step 3: Cross multiply
    10,043.95x = 13,861.47 × 5,569.11
  4. Step 4: Simplify right side
    10,043.95x = 77,195,981.88
  5. Step 5: Solve for x
    x = 77,195,981.88/10,043.95
  6. Step 6: Final answer
    x = 7,685.82

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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.