Home / 3,077.88-4,613.40-2,345.04

Finding the Fourth Proportional to 3,077.88, 4,613.40 and 2,345.04

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Solution

The fourth proportional to 3,077.88, 4,613.40 and 2,345.04 is: 3,514.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.88 : 4,613.40 = 2,345.04 : x
  2. Step 2: Convert to fraction form
    3,077.88/4,613.40 = 2,345.04/x
  3. Step 3: Cross multiply
    3,077.88x = 4,613.40 × 2,345.04
  4. Step 4: Simplify right side
    3,077.88x = 10,818,607.54
  5. Step 5: Solve for x
    x = 10,818,607.54/3,077.88
  6. Step 6: Final answer
    x = 3,514.95

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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.