Home / 9,539.28-14,309.28-2,613.78

Finding the Fourth Proportional to 9,539.28, 14,309.28 and 2,613.78

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Solution

The fourth proportional to 9,539.28, 14,309.28 and 2,613.78 is: 3,920.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.28 : 14,309.28 = 2,613.78 : x
  2. Step 2: Convert to fraction form
    9,539.28/14,309.28 = 2,613.78/x
  3. Step 3: Cross multiply
    9,539.28x = 14,309.28 × 2,613.78
  4. Step 4: Simplify right side
    9,539.28x = 37,401,309.88
  5. Step 5: Solve for x
    x = 37,401,309.88/9,539.28
  6. Step 6: Final answer
    x = 3,920.77

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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.