Home / 3,426.22-4,727.95-1,934.20

Finding the Fourth Proportional to 3,426.22, 4,727.95 and 1,934.20

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Solution

The fourth proportional to 3,426.22, 4,727.95 and 1,934.20 is: 2,669.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.22 : 4,727.95 = 1,934.20 : x
  2. Step 2: Convert to fraction form
    3,426.22/4,727.95 = 1,934.20/x
  3. Step 3: Cross multiply
    3,426.22x = 4,727.95 × 1,934.20
  4. Step 4: Simplify right side
    3,426.22x = 9,144,800.89
  5. Step 5: Solve for x
    x = 9,144,800.89/3,426.22
  6. Step 6: Final answer
    x = 2,669.06

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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.