Home / 3,363.74-4,642.12-2,803.27

Finding the Fourth Proportional to 3,363.74, 4,642.12 and 2,803.27

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Solution

The fourth proportional to 3,363.74, 4,642.12 and 2,803.27 is: 3,868.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.74 : 4,642.12 = 2,803.27 : x
  2. Step 2: Convert to fraction form
    3,363.74/4,642.12 = 2,803.27/x
  3. Step 3: Cross multiply
    3,363.74x = 4,642.12 × 2,803.27
  4. Step 4: Simplify right side
    3,363.74x = 13,013,101.72
  5. Step 5: Solve for x
    x = 13,013,101.72/3,363.74
  6. Step 6: Final answer
    x = 3,868.64

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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.