Home / 7,333.56-11,002.86-2,140.20

Finding the Fourth Proportional to 7,333.56, 11,002.86 and 2,140.20

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Solution

The fourth proportional to 7,333.56, 11,002.86 and 2,140.20 is: 3,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333.56 : 11,002.86 = 2,140.20 : x
  2. Step 2: Convert to fraction form
    7,333.56/11,002.86 = 2,140.20/x
  3. Step 3: Cross multiply
    7,333.56x = 11,002.86 × 2,140.20
  4. Step 4: Simplify right side
    7,333.56x = 23,548,320.97
  5. Step 5: Solve for x
    x = 23,548,320.97/7,333.56
  6. Step 6: Final answer
    x = 3,211.04

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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.