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Finding the Fourth Proportional to 2,944.95, 4,411.95 and 1,480.57

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Solution

The fourth proportional to 2,944.95, 4,411.95 and 1,480.57 is: 2,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.95 : 4,411.95 = 1,480.57 : x
  2. Step 2: Convert to fraction form
    2,944.95/4,411.95 = 1,480.57/x
  3. Step 3: Cross multiply
    2,944.95x = 4,411.95 × 1,480.57
  4. Step 4: Simplify right side
    2,944.95x = 6,532,200.81
  5. Step 5: Solve for x
    x = 6,532,200.81/2,944.95
  6. Step 6: Final answer
    x = 2,218.10

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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.