Home / 10,152.36-15,230.34-3,582.36

Finding the Fourth Proportional to 10,152.36, 15,230.34 and 3,582.36

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Solution

The fourth proportional to 10,152.36, 15,230.34 and 3,582.36 is: 5,374.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.36 : 15,230.34 = 3,582.36 : x
  2. Step 2: Convert to fraction form
    10,152.36/15,230.34 = 3,582.36/x
  3. Step 3: Cross multiply
    10,152.36x = 15,230.34 × 3,582.36
  4. Step 4: Simplify right side
    10,152.36x = 54,560,560.80
  5. Step 5: Solve for x
    x = 54,560,560.80/10,152.36
  6. Step 6: Final answer
    x = 5,374.18

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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.