Home / 4,209.98-6,314.24-1,248.35

Finding the Fourth Proportional to 4,209.98, 6,314.24 and 1,248.35

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Solution

The fourth proportional to 4,209.98, 6,314.24 and 1,248.35 is: 1,872.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.98 : 6,314.24 = 1,248.35 : x
  2. Step 2: Convert to fraction form
    4,209.98/6,314.24 = 1,248.35/x
  3. Step 3: Cross multiply
    4,209.98x = 6,314.24 × 1,248.35
  4. Step 4: Simplify right side
    4,209.98x = 7,882,400.41
  5. Step 5: Solve for x
    x = 7,882,400.41/4,209.98
  6. Step 6: Final answer
    x = 1,872.32

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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.