Home / 3,039.77-4,194.89-1,642.52

Finding the Fourth Proportional to 3,039.77, 4,194.89 and 1,642.52

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Solution

The fourth proportional to 3,039.77, 4,194.89 and 1,642.52 is: 2,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.77 : 4,194.89 = 1,642.52 : x
  2. Step 2: Convert to fraction form
    3,039.77/4,194.89 = 1,642.52/x
  3. Step 3: Cross multiply
    3,039.77x = 4,194.89 × 1,642.52
  4. Step 4: Simplify right side
    3,039.77x = 6,890,199.16
  5. Step 5: Solve for x
    x = 6,890,199.16/3,039.77
  6. Step 6: Final answer
    x = 2,266.68

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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.