Home / 8,827.32-13,240.59-5,357.28

Finding the Fourth Proportional to 8,827.32, 13,240.59 and 5,357.28

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Solution

The fourth proportional to 8,827.32, 13,240.59 and 5,357.28 is: 8,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.32 : 13,240.59 = 5,357.28 : x
  2. Step 2: Convert to fraction form
    8,827.32/13,240.59 = 5,357.28/x
  3. Step 3: Cross multiply
    8,827.32x = 13,240.59 × 5,357.28
  4. Step 4: Simplify right side
    8,827.32x = 70,933,548.00
  5. Step 5: Solve for x
    x = 70,933,548.00/8,827.32
  6. Step 6: Final answer
    x = 8,035.68

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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.