Home / 9,092.71-12,531.63-6,730.75

Finding the Fourth Proportional to 9,092.71, 12,531.63 and 6,730.75

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Solution

The fourth proportional to 9,092.71, 12,531.63 and 6,730.75 is: 9,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.71 : 12,531.63 = 6,730.75 : x
  2. Step 2: Convert to fraction form
    9,092.71/12,531.63 = 6,730.75/x
  3. Step 3: Cross multiply
    9,092.71x = 12,531.63 × 6,730.75
  4. Step 4: Simplify right side
    9,092.71x = 84,347,268.62
  5. Step 5: Solve for x
    x = 84,347,268.62/9,092.71
  6. Step 6: Final answer
    x = 9,276.36

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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.