Home / 7,581.10-11,366.76-3,197.38

Finding the Fourth Proportional to 7,581.10, 11,366.76 and 3,197.38

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Solution

The fourth proportional to 7,581.10, 11,366.76 and 3,197.38 is: 4,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.10 : 11,366.76 = 3,197.38 : x
  2. Step 2: Convert to fraction form
    7,581.10/11,366.76 = 3,197.38/x
  3. Step 3: Cross multiply
    7,581.10x = 11,366.76 × 3,197.38
  4. Step 4: Simplify right side
    7,581.10x = 36,343,851.09
  5. Step 5: Solve for x
    x = 36,343,851.09/7,581.10
  6. Step 6: Final answer
    x = 4,794.01

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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.