Home / 4,713.44-6,490.68-4,611.20

Finding the Fourth Proportional to 4,713.44, 6,490.68 and 4,611.20

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Solution

The fourth proportional to 4,713.44, 6,490.68 and 4,611.20 is: 6,349.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713.44 : 6,490.68 = 4,611.20 : x
  2. Step 2: Convert to fraction form
    4,713.44/6,490.68 = 4,611.20/x
  3. Step 3: Cross multiply
    4,713.44x = 6,490.68 × 4,611.20
  4. Step 4: Simplify right side
    4,713.44x = 29,929,823.62
  5. Step 5: Solve for x
    x = 29,929,823.62/4,713.44
  6. Step 6: Final answer
    x = 6,349.89

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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.