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Finding the Fourth Proportional to 2,953.84, 4,434.86 and 1,494.02

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Solution

The fourth proportional to 2,953.84, 4,434.86 and 1,494.02 is: 2,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.84 : 4,434.86 = 1,494.02 : x
  2. Step 2: Convert to fraction form
    2,953.84/4,434.86 = 1,494.02/x
  3. Step 3: Cross multiply
    2,953.84x = 4,434.86 × 1,494.02
  4. Step 4: Simplify right side
    2,953.84x = 6,625,769.54
  5. Step 5: Solve for x
    x = 6,625,769.54/2,953.84
  6. Step 6: Final answer
    x = 2,243.10

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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.