Home / 3,839.95-5,759.64-1,499.51

Finding the Fourth Proportional to 3,839.95, 5,759.64 and 1,499.51

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Solution

The fourth proportional to 3,839.95, 5,759.64 and 1,499.51 is: 2,249.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.95 : 5,759.64 = 1,499.51 : x
  2. Step 2: Convert to fraction form
    3,839.95/5,759.64 = 1,499.51/x
  3. Step 3: Cross multiply
    3,839.95x = 5,759.64 × 1,499.51
  4. Step 4: Simplify right side
    3,839.95x = 8,636,652.18
  5. Step 5: Solve for x
    x = 8,636,652.18/3,839.95
  6. Step 6: Final answer
    x = 2,249.16

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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.