Home / 10,343.84-15,518.19-2,948.41

Finding the Fourth Proportional to 10,343.84, 15,518.19 and 2,948.41

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Solution

The fourth proportional to 10,343.84, 15,518.19 and 2,948.41 is: 4,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.84 : 15,518.19 = 2,948.41 : x
  2. Step 2: Convert to fraction form
    10,343.84/15,518.19 = 2,948.41/x
  3. Step 3: Cross multiply
    10,343.84x = 15,518.19 × 2,948.41
  4. Step 4: Simplify right side
    10,343.84x = 45,753,908.99
  5. Step 5: Solve for x
    x = 45,753,908.99/10,343.84
  6. Step 6: Final answer
    x = 4,423.30

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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.