Home / 2,077.16-3,113.80-1,344.56

Finding the Fourth Proportional to 2,077.16, 3,113.80 and 1,344.56

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Solution

The fourth proportional to 2,077.16, 3,113.80 and 1,344.56 is: 2,015.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.16 : 3,113.80 = 1,344.56 : x
  2. Step 2: Convert to fraction form
    2,077.16/3,113.80 = 1,344.56/x
  3. Step 3: Cross multiply
    2,077.16x = 3,113.80 × 1,344.56
  4. Step 4: Simplify right side
    2,077.16x = 4,186,690.93
  5. Step 5: Solve for x
    x = 4,186,690.93/2,077.16
  6. Step 6: Final answer
    x = 2,015.58

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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.