Home / 7,380.13-11,068.65-2,702.35

Finding the Fourth Proportional to 7,380.13, 11,068.65 and 2,702.35

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Solution

The fourth proportional to 7,380.13, 11,068.65 and 2,702.35 is: 4,052.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.13 : 11,068.65 = 2,702.35 : x
  2. Step 2: Convert to fraction form
    7,380.13/11,068.65 = 2,702.35/x
  3. Step 3: Cross multiply
    7,380.13x = 11,068.65 × 2,702.35
  4. Step 4: Simplify right side
    7,380.13x = 29,911,366.33
  5. Step 5: Solve for x
    x = 29,911,366.33/7,380.13
  6. Step 6: Final answer
    x = 4,052.96

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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.