Home / 10,468.60-15,702.88-2,677.40

Finding the Fourth Proportional to 10,468.60, 15,702.88 and 2,677.40

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Solution

The fourth proportional to 10,468.60, 15,702.88 and 2,677.40 is: 4,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468.60 : 15,702.88 = 2,677.40 : x
  2. Step 2: Convert to fraction form
    10,468.60/15,702.88 = 2,677.40/x
  3. Step 3: Cross multiply
    10,468.60x = 15,702.88 × 2,677.40
  4. Step 4: Simplify right side
    10,468.60x = 42,042,890.91
  5. Step 5: Solve for x
    x = 42,042,890.91/10,468.60
  6. Step 6: Final answer
    x = 4,016.09

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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.