Home / 1,864.38-2,796.55-1,453.81

Finding the Fourth Proportional to 1,864.38, 2,796.55 and 1,453.81

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Solution

The fourth proportional to 1,864.38, 2,796.55 and 1,453.81 is: 2,180.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.38 : 2,796.55 = 1,453.81 : x
  2. Step 2: Convert to fraction form
    1,864.38/2,796.55 = 1,453.81/x
  3. Step 3: Cross multiply
    1,864.38x = 2,796.55 × 1,453.81
  4. Step 4: Simplify right side
    1,864.38x = 4,065,652.36
  5. Step 5: Solve for x
    x = 4,065,652.36/1,864.38
  6. Step 6: Final answer
    x = 2,180.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.