Home / 3,916.95-5,875.65-1,144.05

Finding the Fourth Proportional to 3,916.95, 5,875.65 and 1,144.05

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Solution

The fourth proportional to 3,916.95, 5,875.65 and 1,144.05 is: 1,716.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.95 : 5,875.65 = 1,144.05 : x
  2. Step 2: Convert to fraction form
    3,916.95/5,875.65 = 1,144.05/x
  3. Step 3: Cross multiply
    3,916.95x = 5,875.65 × 1,144.05
  4. Step 4: Simplify right side
    3,916.95x = 6,722,037.38
  5. Step 5: Solve for x
    x = 6,722,037.38/3,916.95
  6. Step 6: Final answer
    x = 1,716.14

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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.