Home / 6,248.56-8,623.06-3,415.90

Finding the Fourth Proportional to 6,248.56, 8,623.06 and 3,415.90

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Solution

The fourth proportional to 6,248.56, 8,623.06 and 3,415.90 is: 4,713.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.56 : 8,623.06 = 3,415.90 : x
  2. Step 2: Convert to fraction form
    6,248.56/8,623.06 = 3,415.90/x
  3. Step 3: Cross multiply
    6,248.56x = 8,623.06 × 3,415.90
  4. Step 4: Simplify right side
    6,248.56x = 29,455,510.65
  5. Step 5: Solve for x
    x = 29,455,510.65/6,248.56
  6. Step 6: Final answer
    x = 4,713.97

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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.