Home / 4,635.76-6,393.96-3,377.20

Finding the Fourth Proportional to 4,635.76, 6,393.96 and 3,377.20

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Solution

The fourth proportional to 4,635.76, 6,393.96 and 3,377.20 is: 4,658.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.76 : 6,393.96 = 3,377.20 : x
  2. Step 2: Convert to fraction form
    4,635.76/6,393.96 = 3,377.20/x
  3. Step 3: Cross multiply
    4,635.76x = 6,393.96 × 3,377.20
  4. Step 4: Simplify right side
    4,635.76x = 21,593,681.71
  5. Step 5: Solve for x
    x = 21,593,681.71/4,635.76
  6. Step 6: Final answer
    x = 4,658.07

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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.