Home / 5,037.91-7,556.86-1,340.15

Finding the Fourth Proportional to 5,037.91, 7,556.86 and 1,340.15

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Solution

The fourth proportional to 5,037.91, 7,556.86 and 1,340.15 is: 2,010.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.91 : 7,556.86 = 1,340.15 : x
  2. Step 2: Convert to fraction form
    5,037.91/7,556.86 = 1,340.15/x
  3. Step 3: Cross multiply
    5,037.91x = 7,556.86 × 1,340.15
  4. Step 4: Simplify right side
    5,037.91x = 10,127,284.79
  5. Step 5: Solve for x
    x = 10,127,284.79/5,037.91
  6. Step 6: Final answer
    x = 2,010.22

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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.