Home / 4,663.28-6,434.16-3,777.42

Finding the Fourth Proportional to 4,663.28, 6,434.16 and 3,777.42

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Solution

The fourth proportional to 4,663.28, 6,434.16 and 3,777.42 is: 5,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,663.28 : 6,434.16 = 3,777.42 : x
  2. Step 2: Convert to fraction form
    4,663.28/6,434.16 = 3,777.42/x
  3. Step 3: Cross multiply
    4,663.28x = 6,434.16 × 3,777.42
  4. Step 4: Simplify right side
    4,663.28x = 24,304,524.67
  5. Step 5: Solve for x
    x = 24,304,524.67/4,663.28
  6. Step 6: Final answer
    x = 5,211.89

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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.