Home / 6,675.10-10,012.65-3,219.10

Finding the Fourth Proportional to 6,675.10, 10,012.65 and 3,219.10

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Solution

The fourth proportional to 6,675.10, 10,012.65 and 3,219.10 is: 4,828.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,675.10 : 10,012.65 = 3,219.10 : x
  2. Step 2: Convert to fraction form
    6,675.10/10,012.65 = 3,219.10/x
  3. Step 3: Cross multiply
    6,675.10x = 10,012.65 × 3,219.10
  4. Step 4: Simplify right side
    6,675.10x = 32,231,721.62
  5. Step 5: Solve for x
    x = 32,231,721.62/6,675.10
  6. Step 6: Final answer
    x = 4,828.65

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Similar ratio
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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.