Home / 10,235.72-14,126.44-5,760.56

Finding the Fourth Proportional to 10,235.72, 14,126.44 and 5,760.56

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Solution

The fourth proportional to 10,235.72, 14,126.44 and 5,760.56 is: 7,950.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235.72 : 14,126.44 = 5,760.56 : x
  2. Step 2: Convert to fraction form
    10,235.72/14,126.44 = 5,760.56/x
  3. Step 3: Cross multiply
    10,235.72x = 14,126.44 × 5,760.56
  4. Step 4: Simplify right side
    10,235.72x = 81,376,205.21
  5. Step 5: Solve for x
    x = 81,376,205.21/10,235.72
  6. Step 6: Final answer
    x = 7,950.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.