Home / 4,254.23-6,381.36-2,318.74

Finding the Fourth Proportional to 4,254.23, 6,381.36 and 2,318.74

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Solution

The fourth proportional to 4,254.23, 6,381.36 and 2,318.74 is: 3,478.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.23 : 6,381.36 = 2,318.74 : x
  2. Step 2: Convert to fraction form
    4,254.23/6,381.36 = 2,318.74/x
  3. Step 3: Cross multiply
    4,254.23x = 6,381.36 × 2,318.74
  4. Step 4: Simplify right side
    4,254.23x = 14,796,698.73
  5. Step 5: Solve for x
    x = 14,796,698.73/4,254.23
  6. Step 6: Final answer
    x = 3,478.11

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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.