Home / 3,034.08-4,187.72-1,854.88

Finding the Fourth Proportional to 3,034.08, 4,187.72 and 1,854.88

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Solution

The fourth proportional to 3,034.08, 4,187.72 and 1,854.88 is: 2,560.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.08 : 4,187.72 = 1,854.88 : x
  2. Step 2: Convert to fraction form
    3,034.08/4,187.72 = 1,854.88/x
  3. Step 3: Cross multiply
    3,034.08x = 4,187.72 × 1,854.88
  4. Step 4: Simplify right side
    3,034.08x = 7,767,718.07
  5. Step 5: Solve for x
    x = 7,767,718.07/3,034.08
  6. Step 6: Final answer
    x = 2,560.16

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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.