Home / 3,862.93-5,331.32-2,184.94

Finding the Fourth Proportional to 3,862.93, 5,331.32 and 2,184.94

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Solution

The fourth proportional to 3,862.93, 5,331.32 and 2,184.94 is: 3,015.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.93 : 5,331.32 = 2,184.94 : x
  2. Step 2: Convert to fraction form
    3,862.93/5,331.32 = 2,184.94/x
  3. Step 3: Cross multiply
    3,862.93x = 5,331.32 × 2,184.94
  4. Step 4: Simplify right side
    3,862.93x = 11,648,614.32
  5. Step 5: Solve for x
    x = 11,648,614.32/3,862.93
  6. Step 6: Final answer
    x = 3,015.49

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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.