Home / 5,207.08-7,806.24-2,432.30

Finding the Fourth Proportional to 5,207.08, 7,806.24 and 2,432.30

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Solution

The fourth proportional to 5,207.08, 7,806.24 and 2,432.30 is: 3,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.08 : 7,806.24 = 2,432.30 : x
  2. Step 2: Convert to fraction form
    5,207.08/7,806.24 = 2,432.30/x
  3. Step 3: Cross multiply
    5,207.08x = 7,806.24 × 2,432.30
  4. Step 4: Simplify right side
    5,207.08x = 18,987,117.55
  5. Step 5: Solve for x
    x = 18,987,117.55/5,207.08
  6. Step 6: Final answer
    x = 3,646.40

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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.