Home / 9,276.47-12,801.14-5,447.59

Finding the Fourth Proportional to 9,276.47, 12,801.14 and 5,447.59

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Solution

The fourth proportional to 9,276.47, 12,801.14 and 5,447.59 is: 7,517.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.47 : 12,801.14 = 5,447.59 : x
  2. Step 2: Convert to fraction form
    9,276.47/12,801.14 = 5,447.59/x
  3. Step 3: Cross multiply
    9,276.47x = 12,801.14 × 5,447.59
  4. Step 4: Simplify right side
    9,276.47x = 69,735,323.44
  5. Step 5: Solve for x
    x = 69,735,323.44/9,276.47
  6. Step 6: Final answer
    x = 7,517.44

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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.