Home / 10,248.80-15,371.34-3,586.28

Finding the Fourth Proportional to 10,248.80, 15,371.34 and 3,586.28

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Solution

The fourth proportional to 10,248.80, 15,371.34 and 3,586.28 is: 5,378.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248.80 : 15,371.34 = 3,586.28 : x
  2. Step 2: Convert to fraction form
    10,248.80/15,371.34 = 3,586.28/x
  3. Step 3: Cross multiply
    10,248.80x = 15,371.34 × 3,586.28
  4. Step 4: Simplify right side
    10,248.80x = 55,125,929.22
  5. Step 5: Solve for x
    x = 55,125,929.22/10,248.80
  6. Step 6: Final answer
    x = 5,378.77

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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.