Home / 4,572.75-6,859.13-1,110

Finding the Fourth Proportional to 4,572.75, 6,859.13 and 1,110

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Solution

The fourth proportional to 4,572.75, 6,859.13 and 1,110 is: 1,665

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.75 : 6,859.13 = 1,110 : x
  2. Step 2: Convert to fraction form
    4,572.75/6,859.13 = 1,110/x
  3. Step 3: Cross multiply
    4,572.75x = 6,859.13 × 1,110
  4. Step 4: Simplify right side
    4,572.75x = 7,613,628.75
  5. Step 5: Solve for x
    x = 7,613,628.75/4,572.75
  6. Step 6: Final answer
    x = 1,665

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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.