Home / 3,916.36-5,874.54-1,725.10

Finding the Fourth Proportional to 3,916.36, 5,874.54 and 1,725.10

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Solution

The fourth proportional to 3,916.36, 5,874.54 and 1,725.10 is: 2,587.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.36 : 5,874.54 = 1,725.10 : x
  2. Step 2: Convert to fraction form
    3,916.36/5,874.54 = 1,725.10/x
  3. Step 3: Cross multiply
    3,916.36x = 5,874.54 × 1,725.10
  4. Step 4: Simplify right side
    3,916.36x = 10,134,168.95
  5. Step 5: Solve for x
    x = 10,134,168.95/3,916.36
  6. Step 6: Final answer
    x = 2,587.65

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Similar ratio
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1.5x scale

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.