Home / 2,248.36-3,103.86-2,127.76

Finding the Fourth Proportional to 2,248.36, 3,103.86 and 2,127.76

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Solution

The fourth proportional to 2,248.36, 3,103.86 and 2,127.76 is: 2,937.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.36 : 3,103.86 = 2,127.76 : x
  2. Step 2: Convert to fraction form
    2,248.36/3,103.86 = 2,127.76/x
  3. Step 3: Cross multiply
    2,248.36x = 3,103.86 × 2,127.76
  4. Step 4: Simplify right side
    2,248.36x = 6,604,269.15
  5. Step 5: Solve for x
    x = 6,604,269.15/2,248.36
  6. Step 6: Final answer
    x = 2,937.37

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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.