Home / 4,062.66-5,603.20-2,803.42

Finding the Fourth Proportional to 4,062.66, 5,603.20 and 2,803.42

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Solution

The fourth proportional to 4,062.66, 5,603.20 and 2,803.42 is: 3,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,062.66 : 5,603.20 = 2,803.42 : x
  2. Step 2: Convert to fraction form
    4,062.66/5,603.20 = 2,803.42/x
  3. Step 3: Cross multiply
    4,062.66x = 5,603.20 × 2,803.42
  4. Step 4: Simplify right side
    4,062.66x = 15,708,122.94
  5. Step 5: Solve for x
    x = 15,708,122.94/4,062.66
  6. Step 6: Final answer
    x = 3,866.46

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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.