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Finding the Third Proportional to 4,292.16 and 9,403.59

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Solution

The third proportional to 4,292.16 and 9,403.59 is: 20,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.16 : 9,403.59 = 9,403.59 : x
  2. Step 2: Convert to fraction form
    4,292.16/9,403.59 = 9,403.59/x
  3. Step 3: Cross multiply
    4,292.16x = 9,403.59 × 9,403.59
  4. Step 4: Simplify right side
    4,292.16x = 88,427,575.42
  5. Step 5: Solve for x
    x = 88,427,575.42/4,292.16
  6. Step 6: Final answer
    x = 20,602.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.