Home / 3,702.76-5,107.78-2,374.99

Finding the Fourth Proportional to 3,702.76, 5,107.78 and 2,374.99

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Solution

The fourth proportional to 3,702.76, 5,107.78 and 2,374.99 is: 3,276.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.76 : 5,107.78 = 2,374.99 : x
  2. Step 2: Convert to fraction form
    3,702.76/5,107.78 = 2,374.99/x
  3. Step 3: Cross multiply
    3,702.76x = 5,107.78 × 2,374.99
  4. Step 4: Simplify right side
    3,702.76x = 12,130,926.42
  5. Step 5: Solve for x
    x = 12,130,926.42/3,702.76
  6. Step 6: Final answer
    x = 3,276.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.