Home / 10,454.32-15,676.44-5,529.52

Finding the Fourth Proportional to 10,454.32, 15,676.44 and 5,529.52

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Solution

The fourth proportional to 10,454.32, 15,676.44 and 5,529.52 is: 8,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,454.32 : 15,676.44 = 5,529.52 : x
  2. Step 2: Convert to fraction form
    10,454.32/15,676.44 = 5,529.52/x
  3. Step 3: Cross multiply
    10,454.32x = 15,676.44 × 5,529.52
  4. Step 4: Simplify right side
    10,454.32x = 86,683,188.51
  5. Step 5: Solve for x
    x = 86,683,188.51/10,454.32
  6. Step 6: Final answer
    x = 8,291.61

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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.