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Finding the Fourth Proportional to 2,496.84, 3,445.65 and 1,448.88

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Solution

The fourth proportional to 2,496.84, 3,445.65 and 1,448.88 is: 1,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,496.84 : 3,445.65 = 1,448.88 : x
  2. Step 2: Convert to fraction form
    2,496.84/3,445.65 = 1,448.88/x
  3. Step 3: Cross multiply
    2,496.84x = 3,445.65 × 1,448.88
  4. Step 4: Simplify right side
    2,496.84x = 4,992,333.37
  5. Step 5: Solve for x
    x = 4,992,333.37/2,496.84
  6. Step 6: Final answer
    x = 1,999.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.