Home / 10,272.26-15,393.36-5,588.30

Finding the Fourth Proportional to 10,272.26, 15,393.36 and 5,588.30

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Solution

The fourth proportional to 10,272.26, 15,393.36 and 5,588.30 is: 8,374.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.26 : 15,393.36 = 5,588.30 : x
  2. Step 2: Convert to fraction form
    10,272.26/15,393.36 = 5,588.30/x
  3. Step 3: Cross multiply
    10,272.26x = 15,393.36 × 5,588.30
  4. Step 4: Simplify right side
    10,272.26x = 86,022,713.69
  5. Step 5: Solve for x
    x = 86,022,713.69/10,272.26
  6. Step 6: Final answer
    x = 8,374.27

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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.