Home / 2,948.53-4,423.09-1,099.22

Finding the Fourth Proportional to 2,948.53, 4,423.09 and 1,099.22

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Solution

The fourth proportional to 2,948.53, 4,423.09 and 1,099.22 is: 1,648.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.53 : 4,423.09 = 1,099.22 : x
  2. Step 2: Convert to fraction form
    2,948.53/4,423.09 = 1,099.22/x
  3. Step 3: Cross multiply
    2,948.53x = 4,423.09 × 1,099.22
  4. Step 4: Simplify right side
    2,948.53x = 4,861,921.38
  5. Step 5: Solve for x
    x = 4,861,921.38/2,948.53
  6. Step 6: Final answer
    x = 1,648.93

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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.