Home / 4,554.68-6,286.85-2,666.70

Finding the Fourth Proportional to 4,554.68, 6,286.85 and 2,666.70

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Solution

The fourth proportional to 4,554.68, 6,286.85 and 2,666.70 is: 3,680.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.68 : 6,286.85 = 2,666.70 : x
  2. Step 2: Convert to fraction form
    4,554.68/6,286.85 = 2,666.70/x
  3. Step 3: Cross multiply
    4,554.68x = 6,286.85 × 2,666.70
  4. Step 4: Simplify right side
    4,554.68x = 16,765,129.56
  5. Step 5: Solve for x
    x = 16,765,129.56/4,554.68
  6. Step 6: Final answer
    x = 3,680.86

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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.