Home / 8,152.39-12,230.45-2,958.26

Finding the Fourth Proportional to 8,152.39, 12,230.45 and 2,958.26

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Solution

The fourth proportional to 8,152.39, 12,230.45 and 2,958.26 is: 4,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.39 : 12,230.45 = 2,958.26 : x
  2. Step 2: Convert to fraction form
    8,152.39/12,230.45 = 2,958.26/x
  3. Step 3: Cross multiply
    8,152.39x = 12,230.45 × 2,958.26
  4. Step 4: Simplify right side
    8,152.39x = 36,180,836.23
  5. Step 5: Solve for x
    x = 36,180,836.23/8,152.39
  6. Step 6: Final answer
    x = 4,438.07

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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.