Home / 4,767.91-7,151.64-1,305.17

Finding the Fourth Proportional to 4,767.91, 7,151.64 and 1,305.17

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Solution

The fourth proportional to 4,767.91, 7,151.64 and 1,305.17 is: 1,957.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.91 : 7,151.64 = 1,305.17 : x
  2. Step 2: Convert to fraction form
    4,767.91/7,151.64 = 1,305.17/x
  3. Step 3: Cross multiply
    4,767.91x = 7,151.64 × 1,305.17
  4. Step 4: Simplify right side
    4,767.91x = 9,334,105.98
  5. Step 5: Solve for x
    x = 9,334,105.98/4,767.91
  6. Step 6: Final answer
    x = 1,957.69

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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.