Home / 10,447.02-15,668.98-3,049.49

Finding the Fourth Proportional to 10,447.02, 15,668.98 and 3,049.49

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Solution

The fourth proportional to 10,447.02, 15,668.98 and 3,049.49 is: 4,573.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.02 : 15,668.98 = 3,049.49 : x
  2. Step 2: Convert to fraction form
    10,447.02/15,668.98 = 3,049.49/x
  3. Step 3: Cross multiply
    10,447.02x = 15,668.98 × 3,049.49
  4. Step 4: Simplify right side
    10,447.02x = 47,782,397.82
  5. Step 5: Solve for x
    x = 47,782,397.82/10,447.02
  6. Step 6: Final answer
    x = 4,573.78

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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.