Home / 8,350.09-12,526.58-3,419.62

Finding the Fourth Proportional to 8,350.09, 12,526.58 and 3,419.62

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Solution

The fourth proportional to 8,350.09, 12,526.58 and 3,419.62 is: 5,130.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.09 : 12,526.58 = 3,419.62 : x
  2. Step 2: Convert to fraction form
    8,350.09/12,526.58 = 3,419.62/x
  3. Step 3: Cross multiply
    8,350.09x = 12,526.58 × 3,419.62
  4. Step 4: Simplify right side
    8,350.09x = 42,836,120.73
  5. Step 5: Solve for x
    x = 42,836,120.73/8,350.09
  6. Step 6: Final answer
    x = 5,130.02

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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.