Home / 8,350.51-12,526.60-3,086.90

Finding the Fourth Proportional to 8,350.51, 12,526.60 and 3,086.90

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Solution

The fourth proportional to 8,350.51, 12,526.60 and 3,086.90 is: 4,630.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.51 : 12,526.60 = 3,086.90 : x
  2. Step 2: Convert to fraction form
    8,350.51/12,526.60 = 3,086.90/x
  3. Step 3: Cross multiply
    8,350.51x = 12,526.60 × 3,086.90
  4. Step 4: Simplify right side
    8,350.51x = 38,668,361.54
  5. Step 5: Solve for x
    x = 38,668,361.54/8,350.51
  6. Step 6: Final answer
    x = 4,630.66

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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.