Home / 2,037.31-2,810.95-1,251.81

Finding the Fourth Proportional to 2,037.31, 2,810.95 and 1,251.81

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Solution

The fourth proportional to 2,037.31, 2,810.95 and 1,251.81 is: 1,727.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.31 : 2,810.95 = 1,251.81 : x
  2. Step 2: Convert to fraction form
    2,037.31/2,810.95 = 1,251.81/x
  3. Step 3: Cross multiply
    2,037.31x = 2,810.95 × 1,251.81
  4. Step 4: Simplify right side
    2,037.31x = 3,518,775.32
  5. Step 5: Solve for x
    x = 3,518,775.32/2,037.31
  6. Step 6: Final answer
    x = 1,727.17

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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.