Home / 5,578.22-7,695.29-3,339.66

Finding the Fourth Proportional to 5,578.22, 7,695.29 and 3,339.66

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Solution

The fourth proportional to 5,578.22, 7,695.29 and 3,339.66 is: 4,607.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.22 : 7,695.29 = 3,339.66 : x
  2. Step 2: Convert to fraction form
    5,578.22/7,695.29 = 3,339.66/x
  3. Step 3: Cross multiply
    5,578.22x = 7,695.29 × 3,339.66
  4. Step 4: Simplify right side
    5,578.22x = 25,699,670.62
  5. Step 5: Solve for x
    x = 25,699,670.62/5,578.22
  6. Step 6: Final answer
    x = 4,607.15

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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.