Home / 4,744.52-7,117.82-1,457.86

Finding the Fourth Proportional to 4,744.52, 7,117.82 and 1,457.86

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Solution

The fourth proportional to 4,744.52, 7,117.82 and 1,457.86 is: 2,187.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.52 : 7,117.82 = 1,457.86 : x
  2. Step 2: Convert to fraction form
    4,744.52/7,117.82 = 1,457.86/x
  3. Step 3: Cross multiply
    4,744.52x = 7,117.82 × 1,457.86
  4. Step 4: Simplify right side
    4,744.52x = 10,376,785.07
  5. Step 5: Solve for x
    x = 10,376,785.07/4,744.52
  6. Step 6: Final answer
    x = 2,187.11

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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.