Home / 1,863.80-2,795.33-564.96

Finding the Fourth Proportional to 1,863.80, 2,795.33 and 564.96

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Solution

The fourth proportional to 1,863.80, 2,795.33 and 564.96 is: 847.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863.80 : 2,795.33 = 564.96 : x
  2. Step 2: Convert to fraction form
    1,863.80/2,795.33 = 564.96/x
  3. Step 3: Cross multiply
    1,863.80x = 2,795.33 × 564.96
  4. Step 4: Simplify right side
    1,863.80x = 1,579,246.81
  5. Step 5: Solve for x
    x = 1,579,246.81/1,863.80
  6. Step 6: Final answer
    x = 847.33

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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.