Home / 3,380.08-5,066.08-1,531.68

Finding the Fourth Proportional to 3,380.08, 5,066.08 and 1,531.68

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Solution

The fourth proportional to 3,380.08, 5,066.08 and 1,531.68 is: 2,295.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.08 : 5,066.08 = 1,531.68 : x
  2. Step 2: Convert to fraction form
    3,380.08/5,066.08 = 1,531.68/x
  3. Step 3: Cross multiply
    3,380.08x = 5,066.08 × 1,531.68
  4. Step 4: Simplify right side
    3,380.08x = 7,759,613.41
  5. Step 5: Solve for x
    x = 7,759,613.41/3,380.08
  6. Step 6: Final answer
    x = 2,295.69

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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.