Home / 9,943.92-13,723.28-6,580.94

Finding the Fourth Proportional to 9,943.92, 13,723.28 and 6,580.94

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Solution

The fourth proportional to 9,943.92, 13,723.28 and 6,580.94 is: 9,082.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.92 : 13,723.28 = 6,580.94 : x
  2. Step 2: Convert to fraction form
    9,943.92/13,723.28 = 6,580.94/x
  3. Step 3: Cross multiply
    9,943.92x = 13,723.28 × 6,580.94
  4. Step 4: Simplify right side
    9,943.92x = 90,312,082.28
  5. Step 5: Solve for x
    x = 90,312,082.28/9,943.92
  6. Step 6: Final answer
    x = 9,082.14

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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.