Home / 8,624.64-12,937.40-2,702.32

Finding the Fourth Proportional to 8,624.64, 12,937.40 and 2,702.32

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Solution

The fourth proportional to 8,624.64, 12,937.40 and 2,702.32 is: 4,053.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.64 : 12,937.40 = 2,702.32 : x
  2. Step 2: Convert to fraction form
    8,624.64/12,937.40 = 2,702.32/x
  3. Step 3: Cross multiply
    8,624.64x = 12,937.40 × 2,702.32
  4. Step 4: Simplify right side
    8,624.64x = 34,960,994.77
  5. Step 5: Solve for x
    x = 34,960,994.77/8,624.64
  6. Step 6: Final answer
    x = 4,053.62

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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.