Home / 10,371.84-15,549.03-4,822.35

Finding the Fourth Proportional to 10,371.84, 15,549.03 and 4,822.35

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Solution

The fourth proportional to 10,371.84, 15,549.03 and 4,822.35 is: 7,229.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.84 : 15,549.03 = 4,822.35 : x
  2. Step 2: Convert to fraction form
    10,371.84/15,549.03 = 4,822.35/x
  3. Step 3: Cross multiply
    10,371.84x = 15,549.03 × 4,822.35
  4. Step 4: Simplify right side
    10,371.84x = 74,982,864.82
  5. Step 5: Solve for x
    x = 74,982,864.82/10,371.84
  6. Step 6: Final answer
    x = 7,229.47

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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.