Home / 5,291.12-7,936.64-1,593.44

Finding the Fourth Proportional to 5,291.12, 7,936.64 and 1,593.44

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Solution

The fourth proportional to 5,291.12, 7,936.64 and 1,593.44 is: 2,390.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.12 : 7,936.64 = 1,593.44 : x
  2. Step 2: Convert to fraction form
    5,291.12/7,936.64 = 1,593.44/x
  3. Step 3: Cross multiply
    5,291.12x = 7,936.64 × 1,593.44
  4. Step 4: Simplify right side
    5,291.12x = 12,646,559.64
  5. Step 5: Solve for x
    x = 12,646,559.64/5,291.12
  6. Step 6: Final answer
    x = 2,390.15

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1.5x scale

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.