Home / 4,577.50-6,863.82-2,111.05

Finding the Fourth Proportional to 4,577.50, 6,863.82 and 2,111.05

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Solution

The fourth proportional to 4,577.50, 6,863.82 and 2,111.05 is: 3,165.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.50 : 6,863.82 = 2,111.05 : x
  2. Step 2: Convert to fraction form
    4,577.50/6,863.82 = 2,111.05/x
  3. Step 3: Cross multiply
    4,577.50x = 6,863.82 × 2,111.05
  4. Step 4: Simplify right side
    4,577.50x = 14,489,867.21
  5. Step 5: Solve for x
    x = 14,489,867.21/4,577.50
  6. Step 6: Final answer
    x = 3,165.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.