Home / 4,475.20-6,710.40-2,626.84

Finding the Fourth Proportional to 4,475.20, 6,710.40 and 2,626.84

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Solution

The fourth proportional to 4,475.20, 6,710.40 and 2,626.84 is: 3,938.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.20 : 6,710.40 = 2,626.84 : x
  2. Step 2: Convert to fraction form
    4,475.20/6,710.40 = 2,626.84/x
  3. Step 3: Cross multiply
    4,475.20x = 6,710.40 × 2,626.84
  4. Step 4: Simplify right side
    4,475.20x = 17,627,147.14
  5. Step 5: Solve for x
    x = 17,627,147.14/4,475.20
  6. Step 6: Final answer
    x = 3,938.85

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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.