Home / 9,381.25-12,946.02-5,132.27

Finding the Fourth Proportional to 9,381.25, 12,946.02 and 5,132.27

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Solution

The fourth proportional to 9,381.25, 12,946.02 and 5,132.27 is: 7,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,381.25 : 12,946.02 = 5,132.27 : x
  2. Step 2: Convert to fraction form
    9,381.25/12,946.02 = 5,132.27/x
  3. Step 3: Cross multiply
    9,381.25x = 12,946.02 × 5,132.27
  4. Step 4: Simplify right side
    9,381.25x = 66,442,405.34
  5. Step 5: Solve for x
    x = 66,442,405.34/9,381.25
  6. Step 6: Final answer
    x = 7,082.47

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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.