Home / 4,711.12-7,066.68-1,248.38

Finding the Fourth Proportional to 4,711.12, 7,066.68 and 1,248.38

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Solution

The fourth proportional to 4,711.12, 7,066.68 and 1,248.38 is: 1,872.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.12 : 7,066.68 = 1,248.38 : x
  2. Step 2: Convert to fraction form
    4,711.12/7,066.68 = 1,248.38/x
  3. Step 3: Cross multiply
    4,711.12x = 7,066.68 × 1,248.38
  4. Step 4: Simplify right side
    4,711.12x = 8,821,901.98
  5. Step 5: Solve for x
    x = 8,821,901.98/4,711.12
  6. Step 6: Final answer
    x = 1,872.57

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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.