Home / 4,446.18-6,136.98-3,120.18

Finding the Fourth Proportional to 4,446.18, 6,136.98 and 3,120.18

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Solution

The fourth proportional to 4,446.18, 6,136.98 and 3,120.18 is: 4,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.18 : 6,136.98 = 3,120.18 : x
  2. Step 2: Convert to fraction form
    4,446.18/6,136.98 = 3,120.18/x
  3. Step 3: Cross multiply
    4,446.18x = 6,136.98 × 3,120.18
  4. Step 4: Simplify right side
    4,446.18x = 19,148,482.26
  5. Step 5: Solve for x
    x = 19,148,482.26/4,446.18
  6. Step 6: Final answer
    x = 4,306.73

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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.