Home / 5,347.74-7,381.18-3,253.62

Finding the Fourth Proportional to 5,347.74, 7,381.18 and 3,253.62

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Solution

The fourth proportional to 5,347.74, 7,381.18 and 3,253.62 is: 4,490.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.74 : 7,381.18 = 3,253.62 : x
  2. Step 2: Convert to fraction form
    5,347.74/7,381.18 = 3,253.62/x
  3. Step 3: Cross multiply
    5,347.74x = 7,381.18 × 3,253.62
  4. Step 4: Simplify right side
    5,347.74x = 24,015,554.87
  5. Step 5: Solve for x
    x = 24,015,554.87/5,347.74
  6. Step 6: Final answer
    x = 4,490.79

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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.