Home / 9,634.52-13,295.88-5,442.78

Finding the Fourth Proportional to 9,634.52, 13,295.88 and 5,442.78

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Solution

The fourth proportional to 9,634.52, 13,295.88 and 5,442.78 is: 7,511.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,634.52 : 13,295.88 = 5,442.78 : x
  2. Step 2: Convert to fraction form
    9,634.52/13,295.88 = 5,442.78/x
  3. Step 3: Cross multiply
    9,634.52x = 13,295.88 × 5,442.78
  4. Step 4: Simplify right side
    9,634.52x = 72,366,549.75
  5. Step 5: Solve for x
    x = 72,366,549.75/9,634.52
  6. Step 6: Final answer
    x = 7,511.17

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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.