Home / 4,521.41-6,781.20-2,855.04

Finding the Fourth Proportional to 4,521.41, 6,781.20 and 2,855.04

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Solution

The fourth proportional to 4,521.41, 6,781.20 and 2,855.04 is: 4,281.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.41 : 6,781.20 = 2,855.04 : x
  2. Step 2: Convert to fraction form
    4,521.41/6,781.20 = 2,855.04/x
  3. Step 3: Cross multiply
    4,521.41x = 6,781.20 × 2,855.04
  4. Step 4: Simplify right side
    4,521.41x = 19,360,597.25
  5. Step 5: Solve for x
    x = 19,360,597.25/4,521.41
  6. Step 6: Final answer
    x = 4,281.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.