Home / 10,242.30-15,364.28-2,846.76

Finding the Fourth Proportional to 10,242.30, 15,364.28 and 2,846.76

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Solution

The fourth proportional to 10,242.30, 15,364.28 and 2,846.76 is: 4,270.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242.30 : 15,364.28 = 2,846.76 : x
  2. Step 2: Convert to fraction form
    10,242.30/15,364.28 = 2,846.76/x
  3. Step 3: Cross multiply
    10,242.30x = 15,364.28 × 2,846.76
  4. Step 4: Simplify right side
    10,242.30x = 43,738,340.91
  5. Step 5: Solve for x
    x = 43,738,340.91/10,242.30
  6. Step 6: Final answer
    x = 4,270.37

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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.