Home / 5,778.20-7,967.16-5,466.80

Finding the Fourth Proportional to 5,778.20, 7,967.16 and 5,466.80

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Solution

The fourth proportional to 5,778.20, 7,967.16 and 5,466.80 is: 7,537.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.20 : 7,967.16 = 5,466.80 : x
  2. Step 2: Convert to fraction form
    5,778.20/7,967.16 = 5,466.80/x
  3. Step 3: Cross multiply
    5,778.20x = 7,967.16 × 5,466.80
  4. Step 4: Simplify right side
    5,778.20x = 43,554,870.29
  5. Step 5: Solve for x
    x = 43,554,870.29/5,778.20
  6. Step 6: Final answer
    x = 7,537.79

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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.