Home / 6,275.88-8,660.70-3,623.22

Finding the Fourth Proportional to 6,275.88, 8,660.70 and 3,623.22

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Solution

The fourth proportional to 6,275.88, 8,660.70 and 3,623.22 is: 5,000.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.88 : 8,660.70 = 3,623.22 : x
  2. Step 2: Convert to fraction form
    6,275.88/8,660.70 = 3,623.22/x
  3. Step 3: Cross multiply
    6,275.88x = 8,660.70 × 3,623.22
  4. Step 4: Simplify right side
    6,275.88x = 31,379,621.45
  5. Step 5: Solve for x
    x = 31,379,621.45/6,275.88
  6. Step 6: Final answer
    x = 5,000.04

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1.5x scale

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.