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Finding the Fourth Proportional to 2,244.63, 3,360.11 and 1,956.63

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Solution

The fourth proportional to 2,244.63, 3,360.11 and 1,956.63 is: 2,928.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,244.63 : 3,360.11 = 1,956.63 : x
  2. Step 2: Convert to fraction form
    2,244.63/3,360.11 = 1,956.63/x
  3. Step 3: Cross multiply
    2,244.63x = 3,360.11 × 1,956.63
  4. Step 4: Simplify right side
    2,244.63x = 6,574,482.25
  5. Step 5: Solve for x
    x = 6,574,482.25/2,244.63
  6. Step 6: Final answer
    x = 2,928.98

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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.