Home / 5,575.39-7,687.70-4,563.88

Finding the Fourth Proportional to 5,575.39, 7,687.70 and 4,563.88

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Solution

The fourth proportional to 5,575.39, 7,687.70 and 4,563.88 is: 6,292.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.39 : 7,687.70 = 4,563.88 : x
  2. Step 2: Convert to fraction form
    5,575.39/7,687.70 = 4,563.88/x
  3. Step 3: Cross multiply
    5,575.39x = 7,687.70 × 4,563.88
  4. Step 4: Simplify right side
    5,575.39x = 35,085,717.46
  5. Step 5: Solve for x
    x = 35,085,717.46/5,575.39
  6. Step 6: Final answer
    x = 6,292.96

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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.