Home / 9,267.39-12,790.76-5,732.19

Finding the Fourth Proportional to 9,267.39, 12,790.76 and 5,732.19

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Solution

The fourth proportional to 9,267.39, 12,790.76 and 5,732.19 is: 7,911.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267.39 : 12,790.76 = 5,732.19 : x
  2. Step 2: Convert to fraction form
    9,267.39/12,790.76 = 5,732.19/x
  3. Step 3: Cross multiply
    9,267.39x = 12,790.76 × 5,732.19
  4. Step 4: Simplify right side
    9,267.39x = 73,319,037.90
  5. Step 5: Solve for x
    x = 73,319,037.90/9,267.39
  6. Step 6: Final answer
    x = 7,911.51

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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.