Home / 7,964.61-11,947.05-4,452.60

Finding the Fourth Proportional to 7,964.61, 11,947.05 and 4,452.60

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Solution

The fourth proportional to 7,964.61, 11,947.05 and 4,452.60 is: 6,678.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964.61 : 11,947.05 = 4,452.60 : x
  2. Step 2: Convert to fraction form
    7,964.61/11,947.05 = 4,452.60/x
  3. Step 3: Cross multiply
    7,964.61x = 11,947.05 × 4,452.60
  4. Step 4: Simplify right side
    7,964.61x = 53,195,434.83
  5. Step 5: Solve for x
    x = 53,195,434.83/7,964.61
  6. Step 6: Final answer
    x = 6,678.98

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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.