Home / 8,302.49-12,449.02-2,752.75

Finding the Fourth Proportional to 8,302.49, 12,449.02 and 2,752.75

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Solution

The fourth proportional to 8,302.49, 12,449.02 and 2,752.75 is: 4,127.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.49 : 12,449.02 = 2,752.75 : x
  2. Step 2: Convert to fraction form
    8,302.49/12,449.02 = 2,752.75/x
  3. Step 3: Cross multiply
    8,302.49x = 12,449.02 × 2,752.75
  4. Step 4: Simplify right side
    8,302.49x = 34,269,039.81
  5. Step 5: Solve for x
    x = 34,269,039.81/8,302.49
  6. Step 6: Final answer
    x = 4,127.56

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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.