Home / 3,026.03-4,177.67-1,979.91

Finding the Fourth Proportional to 3,026.03, 4,177.67 and 1,979.91

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Solution

The fourth proportional to 3,026.03, 4,177.67 and 1,979.91 is: 2,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.03 : 4,177.67 = 1,979.91 : x
  2. Step 2: Convert to fraction form
    3,026.03/4,177.67 = 1,979.91/x
  3. Step 3: Cross multiply
    3,026.03x = 4,177.67 × 1,979.91
  4. Step 4: Simplify right side
    3,026.03x = 8,271,400.71
  5. Step 5: Solve for x
    x = 8,271,400.71/3,026.03
  6. Step 6: Final answer
    x = 2,733.42

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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.