Home / 5,778.56-7,962.77-4,180.07

Finding the Fourth Proportional to 5,778.56, 7,962.77 and 4,180.07

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Solution

The fourth proportional to 5,778.56, 7,962.77 and 4,180.07 is: 5,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.56 : 7,962.77 = 4,180.07 : x
  2. Step 2: Convert to fraction form
    5,778.56/7,962.77 = 4,180.07/x
  3. Step 3: Cross multiply
    5,778.56x = 7,962.77 × 4,180.07
  4. Step 4: Simplify right side
    5,778.56x = 33,284,966.35
  5. Step 5: Solve for x
    x = 33,284,966.35/5,778.56
  6. Step 6: Final answer
    x = 5,760.08

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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.