Home / 3,109.93-4,663.27-1,160.53

Finding the Fourth Proportional to 3,109.93, 4,663.27 and 1,160.53

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Solution

The fourth proportional to 3,109.93, 4,663.27 and 1,160.53 is: 1,740.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109.93 : 4,663.27 = 1,160.53 : x
  2. Step 2: Convert to fraction form
    3,109.93/4,663.27 = 1,160.53/x
  3. Step 3: Cross multiply
    3,109.93x = 4,663.27 × 1,160.53
  4. Step 4: Simplify right side
    3,109.93x = 5,411,864.73
  5. Step 5: Solve for x
    x = 5,411,864.73/3,109.93
  6. Step 6: Final answer
    x = 1,740.19

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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.