Home / 8,262.32-11,398.64-4,724.72

Finding the Fourth Proportional to 8,262.32, 11,398.64 and 4,724.72

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Solution

The fourth proportional to 8,262.32, 11,398.64 and 4,724.72 is: 6,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.32 : 11,398.64 = 4,724.72 : x
  2. Step 2: Convert to fraction form
    8,262.32/11,398.64 = 4,724.72/x
  3. Step 3: Cross multiply
    8,262.32x = 11,398.64 × 4,724.72
  4. Step 4: Simplify right side
    8,262.32x = 53,855,382.38
  5. Step 5: Solve for x
    x = 53,855,382.38/8,262.32
  6. Step 6: Final answer
    x = 6,518.19

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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.