Home / 5,079.19-7,009.22-2,841.05

Finding the Fourth Proportional to 5,079.19, 7,009.22 and 2,841.05

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Solution

The fourth proportional to 5,079.19, 7,009.22 and 2,841.05 is: 3,920.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.19 : 7,009.22 = 2,841.05 : x
  2. Step 2: Convert to fraction form
    5,079.19/7,009.22 = 2,841.05/x
  3. Step 3: Cross multiply
    5,079.19x = 7,009.22 × 2,841.05
  4. Step 4: Simplify right side
    5,079.19x = 19,913,545.40
  5. Step 5: Solve for x
    x = 19,913,545.40/5,079.19
  6. Step 6: Final answer
    x = 3,920.61

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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.