Home / 2,916.64-4,371.24-1,876.24

Finding the Fourth Proportional to 2,916.64, 4,371.24 and 1,876.24

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Solution

The fourth proportional to 2,916.64, 4,371.24 and 1,876.24 is: 2,811.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.64 : 4,371.24 = 1,876.24 : x
  2. Step 2: Convert to fraction form
    2,916.64/4,371.24 = 1,876.24/x
  3. Step 3: Cross multiply
    2,916.64x = 4,371.24 × 1,876.24
  4. Step 4: Simplify right side
    2,916.64x = 8,201,495.34
  5. Step 5: Solve for x
    x = 8,201,495.34/2,916.64
  6. Step 6: Final answer
    x = 2,811.97

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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.