Home / 8,699.32-13,046.22-2,854.60

Finding the Fourth Proportional to 8,699.32, 13,046.22 and 2,854.60

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Solution

The fourth proportional to 8,699.32, 13,046.22 and 2,854.60 is: 4,280.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699.32 : 13,046.22 = 2,854.60 : x
  2. Step 2: Convert to fraction form
    8,699.32/13,046.22 = 2,854.60/x
  3. Step 3: Cross multiply
    8,699.32x = 13,046.22 × 2,854.60
  4. Step 4: Simplify right side
    8,699.32x = 37,241,739.61
  5. Step 5: Solve for x
    x = 37,241,739.61/8,699.32
  6. Step 6: Final answer
    x = 4,280.99

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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.