Home / 5,374.45-7,419.25-3,584.91

Finding the Fourth Proportional to 5,374.45, 7,419.25 and 3,584.91

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Solution

The fourth proportional to 5,374.45, 7,419.25 and 3,584.91 is: 4,948.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.45 : 7,419.25 = 3,584.91 : x
  2. Step 2: Convert to fraction form
    5,374.45/7,419.25 = 3,584.91/x
  3. Step 3: Cross multiply
    5,374.45x = 7,419.25 × 3,584.91
  4. Step 4: Simplify right side
    5,374.45x = 26,597,313.92
  5. Step 5: Solve for x
    x = 26,597,313.92/5,374.45
  6. Step 6: Final answer
    x = 4,948.84

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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.