Home / 11,062.92-15,267.24-6,813.12

Finding the Fourth Proportional to 11,062.92, 15,267.24 and 6,813.12

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Solution

The fourth proportional to 11,062.92, 15,267.24 and 6,813.12 is: 9,402.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,062.92 : 15,267.24 = 6,813.12 : x
  2. Step 2: Convert to fraction form
    11,062.92/15,267.24 = 6,813.12/x
  3. Step 3: Cross multiply
    11,062.92x = 15,267.24 × 6,813.12
  4. Step 4: Simplify right side
    11,062.92x = 104,017,538.19
  5. Step 5: Solve for x
    x = 104,017,538.19/11,062.92
  6. Step 6: Final answer
    x = 9,402.36

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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.