Home / 6,672.45-10,008.56-1,992.48

Finding the Fourth Proportional to 6,672.45, 10,008.56 and 1,992.48

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Solution

The fourth proportional to 6,672.45, 10,008.56 and 1,992.48 is: 2,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.45 : 10,008.56 = 1,992.48 : x
  2. Step 2: Convert to fraction form
    6,672.45/10,008.56 = 1,992.48/x
  3. Step 3: Cross multiply
    6,672.45x = 10,008.56 × 1,992.48
  4. Step 4: Simplify right side
    6,672.45x = 19,941,823.08
  5. Step 5: Solve for x
    x = 19,941,823.08/6,672.45
  6. Step 6: Final answer
    x = 2,988.68

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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.