Home / 1,810.11-2,709.97-1,695.28

Finding the Fourth Proportional to 1,810.11, 2,709.97 and 1,695.28

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Solution

The fourth proportional to 1,810.11, 2,709.97 and 1,695.28 is: 2,538.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.11 : 2,709.97 = 1,695.28 : x
  2. Step 2: Convert to fraction form
    1,810.11/2,709.97 = 1,695.28/x
  3. Step 3: Cross multiply
    1,810.11x = 2,709.97 × 1,695.28
  4. Step 4: Simplify right side
    1,810.11x = 4,594,157.94
  5. Step 5: Solve for x
    x = 4,594,157.94/1,810.11
  6. Step 6: Final answer
    x = 2,538.05

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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.