Home / 5,206.96-7,806.12-2,432.16

Finding the Fourth Proportional to 5,206.96, 7,806.12 and 2,432.16

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Solution

The fourth proportional to 5,206.96, 7,806.12 and 2,432.16 is: 3,646.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.96 : 7,806.12 = 2,432.16 : x
  2. Step 2: Convert to fraction form
    5,206.96/7,806.12 = 2,432.16/x
  3. Step 3: Cross multiply
    5,206.96x = 7,806.12 × 2,432.16
  4. Step 4: Simplify right side
    5,206.96x = 18,985,732.82
  5. Step 5: Solve for x
    x = 18,985,732.82/5,206.96
  6. Step 6: Final answer
    x = 3,646.22

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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.