Home / 3,290.01-4,540.22-1,873.66

Finding the Fourth Proportional to 3,290.01, 4,540.22 and 1,873.66

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Solution

The fourth proportional to 3,290.01, 4,540.22 and 1,873.66 is: 2,585.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.01 : 4,540.22 = 1,873.66 : x
  2. Step 2: Convert to fraction form
    3,290.01/4,540.22 = 1,873.66/x
  3. Step 3: Cross multiply
    3,290.01x = 4,540.22 × 1,873.66
  4. Step 4: Simplify right side
    3,290.01x = 8,506,828.61
  5. Step 5: Solve for x
    x = 8,506,828.61/3,290.01
  6. Step 6: Final answer
    x = 2,585.65

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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.