Home / 6,347.49-9,521.88-2,186.96

Finding the Fourth Proportional to 6,347.49, 9,521.88 and 2,186.96

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Solution

The fourth proportional to 6,347.49, 9,521.88 and 2,186.96 is: 3,280.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.49 : 9,521.88 = 2,186.96 : x
  2. Step 2: Convert to fraction form
    6,347.49/9,521.88 = 2,186.96/x
  3. Step 3: Cross multiply
    6,347.49x = 9,521.88 × 2,186.96
  4. Step 4: Simplify right side
    6,347.49x = 20,823,938.68
  5. Step 5: Solve for x
    x = 20,823,938.68/6,347.49
  6. Step 6: Final answer
    x = 3,280.66

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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.