Home / 10,388.88-15,573.60-4,548.96

Finding the Fourth Proportional to 10,388.88, 15,573.60 and 4,548.96

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Solution

The fourth proportional to 10,388.88, 15,573.60 and 4,548.96 is: 6,819.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388.88 : 15,573.60 = 4,548.96 : x
  2. Step 2: Convert to fraction form
    10,388.88/15,573.60 = 4,548.96/x
  3. Step 3: Cross multiply
    10,388.88x = 15,573.60 × 4,548.96
  4. Step 4: Simplify right side
    10,388.88x = 70,843,683.46
  5. Step 5: Solve for x
    x = 70,843,683.46/10,388.88
  6. Step 6: Final answer
    x = 6,819.18

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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.