Home / 11,572.46-17,356.52-5,643.40

Finding the Fourth Proportional to 11,572.46, 17,356.52 and 5,643.40

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Solution

The fourth proportional to 11,572.46, 17,356.52 and 5,643.40 is: 8,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.46 : 17,356.52 = 5,643.40 : x
  2. Step 2: Convert to fraction form
    11,572.46/17,356.52 = 5,643.40/x
  3. Step 3: Cross multiply
    11,572.46x = 17,356.52 × 5,643.40
  4. Step 4: Simplify right side
    11,572.46x = 97,949,784.97
  5. Step 5: Solve for x
    x = 97,949,784.97/11,572.46
  6. Step 6: Final answer
    x = 8,464.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.