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Finding the Fourth Proportional to 2,993.84, 4,132.04 and 2,495.68

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Solution

The fourth proportional to 2,993.84, 4,132.04 and 2,495.68 is: 3,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.84 : 4,132.04 = 2,495.68 : x
  2. Step 2: Convert to fraction form
    2,993.84/4,132.04 = 2,495.68/x
  3. Step 3: Cross multiply
    2,993.84x = 4,132.04 × 2,495.68
  4. Step 4: Simplify right side
    2,993.84x = 10,312,249.59
  5. Step 5: Solve for x
    x = 10,312,249.59/2,993.84
  6. Step 6: Final answer
    x = 3,444.49

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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.