Home / 7,154.10-10,732.37-2,222.55

Finding the Fourth Proportional to 7,154.10, 10,732.37 and 2,222.55

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Solution

The fourth proportional to 7,154.10, 10,732.37 and 2,222.55 is: 3,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.10 : 10,732.37 = 2,222.55 : x
  2. Step 2: Convert to fraction form
    7,154.10/10,732.37 = 2,222.55/x
  3. Step 3: Cross multiply
    7,154.10x = 10,732.37 × 2,222.55
  4. Step 4: Simplify right side
    7,154.10x = 23,853,217.83
  5. Step 5: Solve for x
    x = 23,853,217.83/7,154.10
  6. Step 6: Final answer
    x = 3,334.20

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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.