Home / 2,095.10-3,142.65-1,936.70

Finding the Fourth Proportional to 2,095.10, 3,142.65 and 1,936.70

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Solution

The fourth proportional to 2,095.10, 3,142.65 and 1,936.70 is: 2,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.10 : 3,142.65 = 1,936.70 : x
  2. Step 2: Convert to fraction form
    2,095.10/3,142.65 = 1,936.70/x
  3. Step 3: Cross multiply
    2,095.10x = 3,142.65 × 1,936.70
  4. Step 4: Simplify right side
    2,095.10x = 6,086,370.26
  5. Step 5: Solve for x
    x = 6,086,370.26/2,095.10
  6. Step 6: Final answer
    x = 2,905.05

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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.