Home / 8,307.91-12,459.75-2,463.16

Finding the Fourth Proportional to 8,307.91, 12,459.75 and 2,463.16

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Solution

The fourth proportional to 8,307.91, 12,459.75 and 2,463.16 is: 3,694.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.91 : 12,459.75 = 2,463.16 : x
  2. Step 2: Convert to fraction form
    8,307.91/12,459.75 = 2,463.16/x
  3. Step 3: Cross multiply
    8,307.91x = 12,459.75 × 2,463.16
  4. Step 4: Simplify right side
    8,307.91x = 30,690,357.81
  5. Step 5: Solve for x
    x = 30,690,357.81/8,307.91
  6. Step 6: Final answer
    x = 3,694.11

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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.