Home / 5,630.40-7,770.91-3,273.91

Finding the Fourth Proportional to 5,630.40, 7,770.91 and 3,273.91

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Solution

The fourth proportional to 5,630.40, 7,770.91 and 3,273.91 is: 4,518.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.40 : 7,770.91 = 3,273.91 : x
  2. Step 2: Convert to fraction form
    5,630.40/7,770.91 = 3,273.91/x
  3. Step 3: Cross multiply
    5,630.40x = 7,770.91 × 3,273.91
  4. Step 4: Simplify right side
    5,630.40x = 25,441,259.96
  5. Step 5: Solve for x
    x = 25,441,259.96/5,630.40
  6. Step 6: Final answer
    x = 4,518.55

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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.