Home / 10,447.38-15,670.26-3,051.68

Finding the Fourth Proportional to 10,447.38, 15,670.26 and 3,051.68

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Solution

The fourth proportional to 10,447.38, 15,670.26 and 3,051.68 is: 4,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.38 : 15,670.26 = 3,051.68 : x
  2. Step 2: Convert to fraction form
    10,447.38/15,670.26 = 3,051.68/x
  3. Step 3: Cross multiply
    10,447.38x = 15,670.26 × 3,051.68
  4. Step 4: Simplify right side
    10,447.38x = 47,820,540.69
  5. Step 5: Solve for x
    x = 47,820,540.69/10,447.38
  6. Step 6: Final answer
    x = 4,577.28

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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.