Home / 5,247.50-7,860.61-2,432.38

Finding the Fourth Proportional to 5,247.50, 7,860.61 and 2,432.38

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Solution

The fourth proportional to 5,247.50, 7,860.61 and 2,432.38 is: 3,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.50 : 7,860.61 = 2,432.38 : x
  2. Step 2: Convert to fraction form
    5,247.50/7,860.61 = 2,432.38/x
  3. Step 3: Cross multiply
    5,247.50x = 7,860.61 × 2,432.38
  4. Step 4: Simplify right side
    5,247.50x = 19,119,988.68
  5. Step 5: Solve for x
    x = 19,119,988.68/5,247.50
  6. Step 6: Final answer
    x = 3,643.64

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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.