Home / 8,276.29-12,423.27-3,349.15

Finding the Fourth Proportional to 8,276.29, 12,423.27 and 3,349.15

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Solution

The fourth proportional to 8,276.29, 12,423.27 and 3,349.15 is: 5,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.29 : 12,423.27 = 3,349.15 : x
  2. Step 2: Convert to fraction form
    8,276.29/12,423.27 = 3,349.15/x
  3. Step 3: Cross multiply
    8,276.29x = 12,423.27 × 3,349.15
  4. Step 4: Simplify right side
    8,276.29x = 41,607,394.72
  5. Step 5: Solve for x
    x = 41,607,394.72/8,276.29
  6. Step 6: Final answer
    x = 5,027.30

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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.