Home / 3,148.97-4,347.80-2,088.94

Finding the Fourth Proportional to 3,148.97, 4,347.80 and 2,088.94

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Solution

The fourth proportional to 3,148.97, 4,347.80 and 2,088.94 is: 2,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.97 : 4,347.80 = 2,088.94 : x
  2. Step 2: Convert to fraction form
    3,148.97/4,347.80 = 2,088.94/x
  3. Step 3: Cross multiply
    3,148.97x = 4,347.80 × 2,088.94
  4. Step 4: Simplify right side
    3,148.97x = 9,082,293.17
  5. Step 5: Solve for x
    x = 9,082,293.17/3,148.97
  6. Step 6: Final answer
    x = 2,884.21

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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.