Home / 5,655.43-8,479.05-3,801.95

Finding the Fourth Proportional to 5,655.43, 8,479.05 and 3,801.95

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Solution

The fourth proportional to 5,655.43, 8,479.05 and 3,801.95 is: 5,700.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.43 : 8,479.05 = 3,801.95 : x
  2. Step 2: Convert to fraction form
    5,655.43/8,479.05 = 3,801.95/x
  3. Step 3: Cross multiply
    5,655.43x = 8,479.05 × 3,801.95
  4. Step 4: Simplify right side
    5,655.43x = 32,236,905.14
  5. Step 5: Solve for x
    x = 32,236,905.14/5,655.43
  6. Step 6: Final answer
    x = 5,700.17

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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.