Home / 2,837.45-4,253.78-1,355.84

Finding the Fourth Proportional to 2,837.45, 4,253.78 and 1,355.84

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Solution

The fourth proportional to 2,837.45, 4,253.78 and 1,355.84 is: 2,032.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.45 : 4,253.78 = 1,355.84 : x
  2. Step 2: Convert to fraction form
    2,837.45/4,253.78 = 1,355.84/x
  3. Step 3: Cross multiply
    2,837.45x = 4,253.78 × 1,355.84
  4. Step 4: Simplify right side
    2,837.45x = 5,767,423.81
  5. Step 5: Solve for x
    x = 5,767,423.81/2,837.45
  6. Step 6: Final answer
    x = 2,032.61

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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.