Home / 7,217.95-9,959.70-4,383.85

Finding the Fourth Proportional to 7,217.95, 9,959.70 and 4,383.85

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Solution

The fourth proportional to 7,217.95, 9,959.70 and 4,383.85 is: 6,049.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.95 : 9,959.70 = 4,383.85 : x
  2. Step 2: Convert to fraction form
    7,217.95/9,959.70 = 4,383.85/x
  3. Step 3: Cross multiply
    7,217.95x = 9,959.70 × 4,383.85
  4. Step 4: Simplify right side
    7,217.95x = 43,661,830.85
  5. Step 5: Solve for x
    x = 43,661,830.85/7,217.95
  6. Step 6: Final answer
    x = 6,049.06

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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.