Home / 3,034.08-4,187.57-2,895.57

Finding the Fourth Proportional to 3,034.08, 4,187.57 and 2,895.57

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Solution

The fourth proportional to 3,034.08, 4,187.57 and 2,895.57 is: 3,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.08 : 4,187.57 = 2,895.57 : x
  2. Step 2: Convert to fraction form
    3,034.08/4,187.57 = 2,895.57/x
  3. Step 3: Cross multiply
    3,034.08x = 4,187.57 × 2,895.57
  4. Step 4: Simplify right side
    3,034.08x = 12,125,387.59
  5. Step 5: Solve for x
    x = 12,125,387.59/3,034.08
  6. Step 6: Final answer
    x = 3,996.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.