Home / 1,822.77-2,516.28-1,374.83

Finding the Fourth Proportional to 1,822.77, 2,516.28 and 1,374.83

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Solution

The fourth proportional to 1,822.77, 2,516.28 and 1,374.83 is: 1,897.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.77 : 2,516.28 = 1,374.83 : x
  2. Step 2: Convert to fraction form
    1,822.77/2,516.28 = 1,374.83/x
  3. Step 3: Cross multiply
    1,822.77x = 2,516.28 × 1,374.83
  4. Step 4: Simplify right side
    1,822.77x = 3,459,444.65
  5. Step 5: Solve for x
    x = 3,459,444.65/1,822.77
  6. Step 6: Final answer
    x = 1,897.91

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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.