Home / 7,346.04-11,020.86-3,445.90

Finding the Fourth Proportional to 7,346.04, 11,020.86 and 3,445.90

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Solution

The fourth proportional to 7,346.04, 11,020.86 and 3,445.90 is: 5,169.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.04 : 11,020.86 = 3,445.90 : x
  2. Step 2: Convert to fraction form
    7,346.04/11,020.86 = 3,445.90/x
  3. Step 3: Cross multiply
    7,346.04x = 11,020.86 × 3,445.90
  4. Step 4: Simplify right side
    7,346.04x = 37,976,781.47
  5. Step 5: Solve for x
    x = 37,976,781.47/7,346.04
  6. Step 6: Final answer
    x = 5,169.69

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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.