Home / 6,521.50-8,996.36-4,127.43

Finding the Fourth Proportional to 6,521.50, 8,996.36 and 4,127.43

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Solution

The fourth proportional to 6,521.50, 8,996.36 and 4,127.43 is: 5,693.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.50 : 8,996.36 = 4,127.43 : x
  2. Step 2: Convert to fraction form
    6,521.50/8,996.36 = 4,127.43/x
  3. Step 3: Cross multiply
    6,521.50x = 8,996.36 × 4,127.43
  4. Step 4: Simplify right side
    6,521.50x = 37,131,846.15
  5. Step 5: Solve for x
    x = 37,131,846.15/6,521.50
  6. Step 6: Final answer
    x = 5,693.76

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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.