Home / 3,916.02-5,874.03-1,835.40

Finding the Fourth Proportional to 3,916.02, 5,874.03 and 1,835.40

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Solution

The fourth proportional to 3,916.02, 5,874.03 and 1,835.40 is: 2,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.02 : 5,874.03 = 1,835.40 : x
  2. Step 2: Convert to fraction form
    3,916.02/5,874.03 = 1,835.40/x
  3. Step 3: Cross multiply
    3,916.02x = 5,874.03 × 1,835.40
  4. Step 4: Simplify right side
    3,916.02x = 10,781,194.66
  5. Step 5: Solve for x
    x = 10,781,194.66/3,916.02
  6. Step 6: Final answer
    x = 2,753.10

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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.