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Finding the Fourth Proportional to 3,009.68, 4,515.62 and 1,549.52

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Solution

The fourth proportional to 3,009.68, 4,515.62 and 1,549.52 is: 2,324.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.68 : 4,515.62 = 1,549.52 : x
  2. Step 2: Convert to fraction form
    3,009.68/4,515.62 = 1,549.52/x
  3. Step 3: Cross multiply
    3,009.68x = 4,515.62 × 1,549.52
  4. Step 4: Simplify right side
    3,009.68x = 6,997,043.50
  5. Step 5: Solve for x
    x = 6,997,043.50/3,009.68
  6. Step 6: Final answer
    x = 2,324.85

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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.