Home / 5,912.25-8,860.13-2,987.13

Finding the Fourth Proportional to 5,912.25, 8,860.13 and 2,987.13

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Solution

The fourth proportional to 5,912.25, 8,860.13 and 2,987.13 is: 4,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.25 : 8,860.13 = 2,987.13 : x
  2. Step 2: Convert to fraction form
    5,912.25/8,860.13 = 2,987.13/x
  3. Step 3: Cross multiply
    5,912.25x = 8,860.13 × 2,987.13
  4. Step 4: Simplify right side
    5,912.25x = 26,466,360.13
  5. Step 5: Solve for x
    x = 26,466,360.13/5,912.25
  6. Step 6: Final answer
    x = 4,476.53

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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.