Home / 6,675.65-9,212.23-3,691.41

Finding the Fourth Proportional to 6,675.65, 9,212.23 and 3,691.41

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Solution

The fourth proportional to 6,675.65, 9,212.23 and 3,691.41 is: 5,094.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,675.65 : 9,212.23 = 3,691.41 : x
  2. Step 2: Convert to fraction form
    6,675.65/9,212.23 = 3,691.41/x
  3. Step 3: Cross multiply
    6,675.65x = 9,212.23 × 3,691.41
  4. Step 4: Simplify right side
    6,675.65x = 34,006,117.94
  5. Step 5: Solve for x
    x = 34,006,117.94/6,675.65
  6. Step 6: Final answer
    x = 5,094.05

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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.