Home / 6,931.13-10,396.78-2,314.13

Finding the Fourth Proportional to 6,931.13, 10,396.78 and 2,314.13

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Solution

The fourth proportional to 6,931.13, 10,396.78 and 2,314.13 is: 3,471.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.13 : 10,396.78 = 2,314.13 : x
  2. Step 2: Convert to fraction form
    6,931.13/10,396.78 = 2,314.13/x
  3. Step 3: Cross multiply
    6,931.13x = 10,396.78 × 2,314.13
  4. Step 4: Simplify right side
    6,931.13x = 24,059,442.73
  5. Step 5: Solve for x
    x = 24,059,442.73/6,931.13
  6. Step 6: Final answer
    x = 3,471.22

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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.