Home / 4,502.15-6,221.51-3,381.18

Finding the Fourth Proportional to 4,502.15, 6,221.51 and 3,381.18

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Solution

The fourth proportional to 4,502.15, 6,221.51 and 3,381.18 is: 4,672.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,502.15 : 6,221.51 = 3,381.18 : x
  2. Step 2: Convert to fraction form
    4,502.15/6,221.51 = 3,381.18/x
  3. Step 3: Cross multiply
    4,502.15x = 6,221.51 × 3,381.18
  4. Step 4: Simplify right side
    4,502.15x = 21,036,017.62
  5. Step 5: Solve for x
    x = 21,036,017.62/4,502.15
  6. Step 6: Final answer
    x = 4,672.44

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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.