Home / 5,987.40-8,981.10-1,827.43

Finding the Fourth Proportional to 5,987.40, 8,981.10 and 1,827.43

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Solution

The fourth proportional to 5,987.40, 8,981.10 and 1,827.43 is: 2,741.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.40 : 8,981.10 = 1,827.43 : x
  2. Step 2: Convert to fraction form
    5,987.40/8,981.10 = 1,827.43/x
  3. Step 3: Cross multiply
    5,987.40x = 8,981.10 × 1,827.43
  4. Step 4: Simplify right side
    5,987.40x = 16,412,302.27
  5. Step 5: Solve for x
    x = 16,412,302.27/5,987.40
  6. Step 6: Final answer
    x = 2,741.14

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Similar ratio
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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.