Home / 8,435.60-12,654.64-4,537.92

Finding the Fourth Proportional to 8,435.60, 12,654.64 and 4,537.92

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Solution

The fourth proportional to 8,435.60, 12,654.64 and 4,537.92 is: 6,807.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435.60 : 12,654.64 = 4,537.92 : x
  2. Step 2: Convert to fraction form
    8,435.60/12,654.64 = 4,537.92/x
  3. Step 3: Cross multiply
    8,435.60x = 12,654.64 × 4,537.92
  4. Step 4: Simplify right side
    8,435.60x = 57,425,743.95
  5. Step 5: Solve for x
    x = 57,425,743.95/8,435.60
  6. Step 6: Final answer
    x = 6,807.55

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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.