Home / 10,369.26-15,560.43-5,442.42

Finding the Fourth Proportional to 10,369.26, 15,560.43 and 5,442.42

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Solution

The fourth proportional to 10,369.26, 15,560.43 and 5,442.42 is: 8,167.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.26 : 15,560.43 = 5,442.42 : x
  2. Step 2: Convert to fraction form
    10,369.26/15,560.43 = 5,442.42/x
  3. Step 3: Cross multiply
    10,369.26x = 15,560.43 × 5,442.42
  4. Step 4: Simplify right side
    10,369.26x = 84,686,395.44
  5. Step 5: Solve for x
    x = 84,686,395.44/10,369.26
  6. Step 6: Final answer
    x = 8,167.06

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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.