Home / 7,374.12-11,061.06-2,180.28

Finding the Fourth Proportional to 7,374.12, 11,061.06 and 2,180.28

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Solution

The fourth proportional to 7,374.12, 11,061.06 and 2,180.28 is: 3,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.12 : 11,061.06 = 2,180.28 : x
  2. Step 2: Convert to fraction form
    7,374.12/11,061.06 = 2,180.28/x
  3. Step 3: Cross multiply
    7,374.12x = 11,061.06 × 2,180.28
  4. Step 4: Simplify right side
    7,374.12x = 24,116,207.90
  5. Step 5: Solve for x
    x = 24,116,207.90/7,374.12
  6. Step 6: Final answer
    x = 3,270.38

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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.