Home / 2,157.28-3,235.11-1,700.44

Finding the Fourth Proportional to 2,157.28, 3,235.11 and 1,700.44

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Solution

The fourth proportional to 2,157.28, 3,235.11 and 1,700.44 is: 2,550.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157.28 : 3,235.11 = 1,700.44 : x
  2. Step 2: Convert to fraction form
    2,157.28/3,235.11 = 1,700.44/x
  3. Step 3: Cross multiply
    2,157.28x = 3,235.11 × 1,700.44
  4. Step 4: Simplify right side
    2,157.28x = 5,501,110.45
  5. Step 5: Solve for x
    x = 5,501,110.45/2,157.28
  6. Step 6: Final answer
    x = 2,550.02

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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.