Home / 5,433.75-8,142.42-2,470.50

Finding the Fourth Proportional to 5,433.75, 8,142.42 and 2,470.50

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Solution

The fourth proportional to 5,433.75, 8,142.42 and 2,470.50 is: 3,702.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.75 : 8,142.42 = 2,470.50 : x
  2. Step 2: Convert to fraction form
    5,433.75/8,142.42 = 2,470.50/x
  3. Step 3: Cross multiply
    5,433.75x = 8,142.42 × 2,470.50
  4. Step 4: Simplify right side
    5,433.75x = 20,115,848.61
  5. Step 5: Solve for x
    x = 20,115,848.61/5,433.75
  6. Step 6: Final answer
    x = 3,702.02

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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.