Home / 6,461.12-9,684.76-3,340.29

Finding the Fourth Proportional to 6,461.12, 9,684.76 and 3,340.29

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Solution

The fourth proportional to 6,461.12, 9,684.76 and 3,340.29 is: 5,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461.12 : 9,684.76 = 3,340.29 : x
  2. Step 2: Convert to fraction form
    6,461.12/9,684.76 = 3,340.29/x
  3. Step 3: Cross multiply
    6,461.12x = 9,684.76 × 3,340.29
  4. Step 4: Simplify right side
    6,461.12x = 32,349,906.98
  5. Step 5: Solve for x
    x = 32,349,906.98/6,461.12
  6. Step 6: Final answer
    x = 5,006.86

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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.