Home / 5,377.69-8,062.86-2,740.09

Finding the Fourth Proportional to 5,377.69, 8,062.86 and 2,740.09

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Solution

The fourth proportional to 5,377.69, 8,062.86 and 2,740.09 is: 4,108.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.69 : 8,062.86 = 2,740.09 : x
  2. Step 2: Convert to fraction form
    5,377.69/8,062.86 = 2,740.09/x
  3. Step 3: Cross multiply
    5,377.69x = 8,062.86 × 2,740.09
  4. Step 4: Simplify right side
    5,377.69x = 22,092,962.06
  5. Step 5: Solve for x
    x = 22,092,962.06/5,377.69
  6. Step 6: Final answer
    x = 4,108.26

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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.