Home / 5,519.67-8,280.72-3,058.08

Finding the Fourth Proportional to 5,519.67, 8,280.72 and 3,058.08

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Solution

The fourth proportional to 5,519.67, 8,280.72 and 3,058.08 is: 4,587.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.67 : 8,280.72 = 3,058.08 : x
  2. Step 2: Convert to fraction form
    5,519.67/8,280.72 = 3,058.08/x
  3. Step 3: Cross multiply
    5,519.67x = 8,280.72 × 3,058.08
  4. Step 4: Simplify right side
    5,519.67x = 25,323,104.22
  5. Step 5: Solve for x
    x = 25,323,104.22/5,519.67
  6. Step 6: Final answer
    x = 4,587.79

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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.