Home / 4,257.90-6,373.14-2,278.56

Finding the Fourth Proportional to 4,257.90, 6,373.14 and 2,278.56

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Solution

The fourth proportional to 4,257.90, 6,373.14 and 2,278.56 is: 3,410.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.90 : 6,373.14 = 2,278.56 : x
  2. Step 2: Convert to fraction form
    4,257.90/6,373.14 = 2,278.56/x
  3. Step 3: Cross multiply
    4,257.90x = 6,373.14 × 2,278.56
  4. Step 4: Simplify right side
    4,257.90x = 14,521,581.88
  5. Step 5: Solve for x
    x = 14,521,581.88/4,257.90
  6. Step 6: Final answer
    x = 3,410.50

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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.