Home / 8,931.93-13,394.46-4,248.33

Finding the Fourth Proportional to 8,931.93, 13,394.46 and 4,248.33

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Solution

The fourth proportional to 8,931.93, 13,394.46 and 4,248.33 is: 6,370.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.93 : 13,394.46 = 4,248.33 : x
  2. Step 2: Convert to fraction form
    8,931.93/13,394.46 = 4,248.33/x
  3. Step 3: Cross multiply
    8,931.93x = 13,394.46 × 4,248.33
  4. Step 4: Simplify right side
    8,931.93x = 56,904,086.25
  5. Step 5: Solve for x
    x = 56,904,086.25/8,931.93
  6. Step 6: Final answer
    x = 6,370.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.