Home / 3,432.31-5,146.00-2,774.99

Finding the Fourth Proportional to 3,432.31, 5,146.00 and 2,774.99

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Solution

The fourth proportional to 3,432.31, 5,146.00 and 2,774.99 is: 4,160.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.31 : 5,146.00 = 2,774.99 : x
  2. Step 2: Convert to fraction form
    3,432.31/5,146.00 = 2,774.99/x
  3. Step 3: Cross multiply
    3,432.31x = 5,146.00 × 2,774.99
  4. Step 4: Simplify right side
    3,432.31x = 14,280,104.47
  5. Step 5: Solve for x
    x = 14,280,104.47/3,432.31
  6. Step 6: Final answer
    x = 4,160.50

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1.5x scale

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.