Home / 5,079.86-7,010.08-2,841.83

Finding the Fourth Proportional to 5,079.86, 7,010.08 and 2,841.83

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Solution

The fourth proportional to 5,079.86, 7,010.08 and 2,841.83 is: 3,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.86 : 7,010.08 = 2,841.83 : x
  2. Step 2: Convert to fraction form
    5,079.86/7,010.08 = 2,841.83/x
  3. Step 3: Cross multiply
    5,079.86x = 7,010.08 × 2,841.83
  4. Step 4: Simplify right side
    5,079.86x = 19,921,466.07
  5. Step 5: Solve for x
    x = 19,921,466.07/5,079.86
  6. Step 6: Final answer
    x = 3,921.65

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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.