Home / 9,352.43-12,906.02-5,160.59

Finding the Fourth Proportional to 9,352.43, 12,906.02 and 5,160.59

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Solution

The fourth proportional to 9,352.43, 12,906.02 and 5,160.59 is: 7,121.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,352.43 : 12,906.02 = 5,160.59 : x
  2. Step 2: Convert to fraction form
    9,352.43/12,906.02 = 5,160.59/x
  3. Step 3: Cross multiply
    9,352.43x = 12,906.02 × 5,160.59
  4. Step 4: Simplify right side
    9,352.43x = 66,602,651.95
  5. Step 5: Solve for x
    x = 66,602,651.95/9,352.43
  6. Step 6: Final answer
    x = 7,121.43

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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.