Home / 5,146.39-7,101.84-2,908.27

Finding the Fourth Proportional to 5,146.39, 7,101.84 and 2,908.27

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Solution

The fourth proportional to 5,146.39, 7,101.84 and 2,908.27 is: 4,013.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.39 : 7,101.84 = 2,908.27 : x
  2. Step 2: Convert to fraction form
    5,146.39/7,101.84 = 2,908.27/x
  3. Step 3: Cross multiply
    5,146.39x = 7,101.84 × 2,908.27
  4. Step 4: Simplify right side
    5,146.39x = 20,654,068.22
  5. Step 5: Solve for x
    x = 20,654,068.22/5,146.39
  6. Step 6: Final answer
    x = 4,013.31

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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.