Home / 7,386.98-11,077.62-3,169.83

Finding the Fourth Proportional to 7,386.98, 11,077.62 and 3,169.83

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Solution

The fourth proportional to 7,386.98, 11,077.62 and 3,169.83 is: 4,753.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.98 : 11,077.62 = 3,169.83 : x
  2. Step 2: Convert to fraction form
    7,386.98/11,077.62 = 3,169.83/x
  3. Step 3: Cross multiply
    7,386.98x = 11,077.62 × 3,169.83
  4. Step 4: Simplify right side
    7,386.98x = 35,114,172.20
  5. Step 5: Solve for x
    x = 35,114,172.20/7,386.98
  6. Step 6: Final answer
    x = 4,753.53

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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.