Home / 11,082.24-15,294.24-6,368.40

Finding the Fourth Proportional to 11,082.24, 15,294.24 and 6,368.40

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Solution

The fourth proportional to 11,082.24, 15,294.24 and 6,368.40 is: 8,788.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.24 : 15,294.24 = 6,368.40 : x
  2. Step 2: Convert to fraction form
    11,082.24/15,294.24 = 6,368.40/x
  3. Step 3: Cross multiply
    11,082.24x = 15,294.24 × 6,368.40
  4. Step 4: Simplify right side
    11,082.24x = 97,399,838.02
  5. Step 5: Solve for x
    x = 97,399,838.02/11,082.24
  6. Step 6: Final answer
    x = 8,788.82

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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.