Home / 4,884.64-6,740.78-2,646.54

Finding the Fourth Proportional to 4,884.64, 6,740.78 and 2,646.54

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Solution

The fourth proportional to 4,884.64, 6,740.78 and 2,646.54 is: 3,652.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.64 : 6,740.78 = 2,646.54 : x
  2. Step 2: Convert to fraction form
    4,884.64/6,740.78 = 2,646.54/x
  3. Step 3: Cross multiply
    4,884.64x = 6,740.78 × 2,646.54
  4. Step 4: Simplify right side
    4,884.64x = 17,839,743.90
  5. Step 5: Solve for x
    x = 17,839,743.90/4,884.64
  6. Step 6: Final answer
    x = 3,652.21

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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.