Home / 3,256.38-4,884.98-1,308.15

Finding the Fourth Proportional to 3,256.38, 4,884.98 and 1,308.15

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Solution

The fourth proportional to 3,256.38, 4,884.98 and 1,308.15 is: 1,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.38 : 4,884.98 = 1,308.15 : x
  2. Step 2: Convert to fraction form
    3,256.38/4,884.98 = 1,308.15/x
  3. Step 3: Cross multiply
    3,256.38x = 4,884.98 × 1,308.15
  4. Step 4: Simplify right side
    3,256.38x = 6,390,280.05
  5. Step 5: Solve for x
    x = 6,390,280.05/3,256.38
  6. Step 6: Final answer
    x = 1,962.39

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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.