Home / 5,677.01-8,515.53-1,517.03

Finding the Fourth Proportional to 5,677.01, 8,515.53 and 1,517.03

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Solution

The fourth proportional to 5,677.01, 8,515.53 and 1,517.03 is: 2,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677.01 : 8,515.53 = 1,517.03 : x
  2. Step 2: Convert to fraction form
    5,677.01/8,515.53 = 1,517.03/x
  3. Step 3: Cross multiply
    5,677.01x = 8,515.53 × 1,517.03
  4. Step 4: Simplify right side
    5,677.01x = 12,918,271.90
  5. Step 5: Solve for x
    x = 12,918,271.90/5,677.01
  6. Step 6: Final answer
    x = 2,275.54

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Double scale
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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.