Home / 5,781.38-7,977.71-3,263.63

Finding the Fourth Proportional to 5,781.38, 7,977.71 and 3,263.63

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Solution

The fourth proportional to 5,781.38, 7,977.71 and 3,263.63 is: 4,503.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781.38 : 7,977.71 = 3,263.63 : x
  2. Step 2: Convert to fraction form
    5,781.38/7,977.71 = 3,263.63/x
  3. Step 3: Cross multiply
    5,781.38x = 7,977.71 × 3,263.63
  4. Step 4: Simplify right side
    5,781.38x = 26,036,277.37
  5. Step 5: Solve for x
    x = 26,036,277.37/5,781.38
  6. Step 6: Final answer
    x = 4,503.47

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1.5x scale

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.