Home / 4,687.72-7,035.05-2,222.55

Finding the Fourth Proportional to 4,687.72, 7,035.05 and 2,222.55

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Solution

The fourth proportional to 4,687.72, 7,035.05 and 2,222.55 is: 3,335.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.72 : 7,035.05 = 2,222.55 : x
  2. Step 2: Convert to fraction form
    4,687.72/7,035.05 = 2,222.55/x
  3. Step 3: Cross multiply
    4,687.72x = 7,035.05 × 2,222.55
  4. Step 4: Simplify right side
    4,687.72x = 15,635,752.46
  5. Step 5: Solve for x
    x = 15,635,752.46/4,687.72
  6. Step 6: Final answer
    x = 3,335.47

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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.