Home / 5,665.55-7,814.88-3,306.02

Finding the Fourth Proportional to 5,665.55, 7,814.88 and 3,306.02

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Solution

The fourth proportional to 5,665.55, 7,814.88 and 3,306.02 is: 4,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.55 : 7,814.88 = 3,306.02 : x
  2. Step 2: Convert to fraction form
    5,665.55/7,814.88 = 3,306.02/x
  3. Step 3: Cross multiply
    5,665.55x = 7,814.88 × 3,306.02
  4. Step 4: Simplify right side
    5,665.55x = 25,836,110.50
  5. Step 5: Solve for x
    x = 25,836,110.50/5,665.55
  6. Step 6: Final answer
    x = 4,560.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.