Home / 1,835.11-2,752.77-1,397.05

Finding the Fourth Proportional to 1,835.11, 2,752.77 and 1,397.05

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Solution

The fourth proportional to 1,835.11, 2,752.77 and 1,397.05 is: 2,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.11 : 2,752.77 = 1,397.05 : x
  2. Step 2: Convert to fraction form
    1,835.11/2,752.77 = 1,397.05/x
  3. Step 3: Cross multiply
    1,835.11x = 2,752.77 × 1,397.05
  4. Step 4: Simplify right side
    1,835.11x = 3,845,760.72
  5. Step 5: Solve for x
    x = 3,845,760.72/1,835.11
  6. Step 6: Final answer
    x = 2,095.65

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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.