Home / 5,526.90-7,627.10-3,168.99

Finding the Fourth Proportional to 5,526.90, 7,627.10 and 3,168.99

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Solution

The fourth proportional to 5,526.90, 7,627.10 and 3,168.99 is: 4,373.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.90 : 7,627.10 = 3,168.99 : x
  2. Step 2: Convert to fraction form
    5,526.90/7,627.10 = 3,168.99/x
  3. Step 3: Cross multiply
    5,526.90x = 7,627.10 × 3,168.99
  4. Step 4: Simplify right side
    5,526.90x = 24,170,187.78
  5. Step 5: Solve for x
    x = 24,170,187.78/5,526.90
  6. Step 6: Final answer
    x = 4,373.19

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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.