Home / 2,059.24-2,841.76-1,127.76

Finding the Fourth Proportional to 2,059.24, 2,841.76 and 1,127.76

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Solution

The fourth proportional to 2,059.24, 2,841.76 and 1,127.76 is: 1,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059.24 : 2,841.76 = 1,127.76 : x
  2. Step 2: Convert to fraction form
    2,059.24/2,841.76 = 1,127.76/x
  3. Step 3: Cross multiply
    2,059.24x = 2,841.76 × 1,127.76
  4. Step 4: Simplify right side
    2,059.24x = 3,204,823.26
  5. Step 5: Solve for x
    x = 3,204,823.26/2,059.24
  6. Step 6: Final answer
    x = 1,556.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.