Home / 1,826.48-2,519.52-1,127.36

Finding the Fourth Proportional to 1,826.48, 2,519.52 and 1,127.36

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Solution

The fourth proportional to 1,826.48, 2,519.52 and 1,127.36 is: 1,555.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.48 : 2,519.52 = 1,127.36 : x
  2. Step 2: Convert to fraction form
    1,826.48/2,519.52 = 1,127.36/x
  3. Step 3: Cross multiply
    1,826.48x = 2,519.52 × 1,127.36
  4. Step 4: Simplify right side
    1,826.48x = 2,840,406.07
  5. Step 5: Solve for x
    x = 2,840,406.07/1,826.48
  6. Step 6: Final answer
    x = 1,555.13

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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.