Home / 2,844.32-3,926.48-1,901.68

Finding the Fourth Proportional to 2,844.32, 3,926.48 and 1,901.68

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Solution

The fourth proportional to 2,844.32, 3,926.48 and 1,901.68 is: 2,625.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.32 : 3,926.48 = 1,901.68 : x
  2. Step 2: Convert to fraction form
    2,844.32/3,926.48 = 1,901.68/x
  3. Step 3: Cross multiply
    2,844.32x = 3,926.48 × 1,901.68
  4. Step 4: Simplify right side
    2,844.32x = 7,466,908.49
  5. Step 5: Solve for x
    x = 7,466,908.49/2,844.32
  6. Step 6: Final answer
    x = 2,625.20

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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.