Home / 10,152.34-15,230.97-3,913.14

Finding the Fourth Proportional to 10,152.34, 15,230.97 and 3,913.14

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Solution

The fourth proportional to 10,152.34, 15,230.97 and 3,913.14 is: 5,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.34 : 15,230.97 = 3,913.14 : x
  2. Step 2: Convert to fraction form
    10,152.34/15,230.97 = 3,913.14/x
  3. Step 3: Cross multiply
    10,152.34x = 15,230.97 × 3,913.14
  4. Step 4: Simplify right side
    10,152.34x = 59,600,917.95
  5. Step 5: Solve for x
    x = 59,600,917.95/10,152.34
  6. Step 6: Final answer
    x = 5,870.66

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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.