Home / 1,542.69-2,313.23-1,055.88

Finding the Fourth Proportional to 1,542.69, 2,313.23 and 1,055.88

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Solution

The fourth proportional to 1,542.69, 2,313.23 and 1,055.88 is: 1,583.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542.69 : 2,313.23 = 1,055.88 : x
  2. Step 2: Convert to fraction form
    1,542.69/2,313.23 = 1,055.88/x
  3. Step 3: Cross multiply
    1,542.69x = 2,313.23 × 1,055.88
  4. Step 4: Simplify right side
    1,542.69x = 2,442,488.01
  5. Step 5: Solve for x
    x = 2,442,488.01/1,542.69
  6. Step 6: Final answer
    x = 1,583.27

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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.