Home / 10,395.36-15,584.82-5,462.32

Finding the Fourth Proportional to 10,395.36, 15,584.82 and 5,462.32

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Solution

The fourth proportional to 10,395.36, 15,584.82 and 5,462.32 is: 8,189.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.36 : 15,584.82 = 5,462.32 : x
  2. Step 2: Convert to fraction form
    10,395.36/15,584.82 = 5,462.32/x
  3. Step 3: Cross multiply
    10,395.36x = 15,584.82 × 5,462.32
  4. Step 4: Simplify right side
    10,395.36x = 85,129,273.98
  5. Step 5: Solve for x
    x = 85,129,273.98/10,395.36
  6. Step 6: Final answer
    x = 8,189.16

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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.