Home / 8,276.79-12,424.02-3,349.65

Finding the Fourth Proportional to 8,276.79, 12,424.02 and 3,349.65

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Solution

The fourth proportional to 8,276.79, 12,424.02 and 3,349.65 is: 5,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.79 : 12,424.02 = 3,349.65 : x
  2. Step 2: Convert to fraction form
    8,276.79/12,424.02 = 3,349.65/x
  3. Step 3: Cross multiply
    8,276.79x = 12,424.02 × 3,349.65
  4. Step 4: Simplify right side
    8,276.79x = 41,616,118.59
  5. Step 5: Solve for x
    x = 41,616,118.59/8,276.79
  6. Step 6: Final answer
    x = 5,028.05

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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.