Home / 9,402.14-12,977.52-5,863.25

Finding the Fourth Proportional to 9,402.14, 12,977.52 and 5,863.25

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Solution

The fourth proportional to 9,402.14, 12,977.52 and 5,863.25 is: 8,092.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,402.14 : 12,977.52 = 5,863.25 : x
  2. Step 2: Convert to fraction form
    9,402.14/12,977.52 = 5,863.25/x
  3. Step 3: Cross multiply
    9,402.14x = 12,977.52 × 5,863.25
  4. Step 4: Simplify right side
    9,402.14x = 76,090,444.14
  5. Step 5: Solve for x
    x = 76,090,444.14/9,402.14
  6. Step 6: Final answer
    x = 8,092.89

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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.