Home / 5,377.74-7,419.44-3,359.79

Finding the Fourth Proportional to 5,377.74, 7,419.44 and 3,359.79

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Solution

The fourth proportional to 5,377.74, 7,419.44 and 3,359.79 is: 4,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.74 : 7,419.44 = 3,359.79 : x
  2. Step 2: Convert to fraction form
    5,377.74/7,419.44 = 3,359.79/x
  3. Step 3: Cross multiply
    5,377.74x = 7,419.44 × 3,359.79
  4. Step 4: Simplify right side
    5,377.74x = 24,927,706.42
  5. Step 5: Solve for x
    x = 24,927,706.42/5,377.74
  6. Step 6: Final answer
    x = 4,635.35

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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.