Home / 10,435.88-15,653.82-3,510.38

Finding the Fourth Proportional to 10,435.88, 15,653.82 and 3,510.38

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Solution

The fourth proportional to 10,435.88, 15,653.82 and 3,510.38 is: 5,265.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.88 : 15,653.82 = 3,510.38 : x
  2. Step 2: Convert to fraction form
    10,435.88/15,653.82 = 3,510.38/x
  3. Step 3: Cross multiply
    10,435.88x = 15,653.82 × 3,510.38
  4. Step 4: Simplify right side
    10,435.88x = 54,950,778.38
  5. Step 5: Solve for x
    x = 54,950,778.38/10,435.88
  6. Step 6: Final answer
    x = 5,265.57

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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.