Home / 1,542.29-2,293.77-1,503.37

Finding the Fourth Proportional to 1,542.29, 2,293.77 and 1,503.37

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Solution

The fourth proportional to 1,542.29, 2,293.77 and 1,503.37 is: 2,235.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542.29 : 2,293.77 = 1,503.37 : x
  2. Step 2: Convert to fraction form
    1,542.29/2,293.77 = 1,503.37/x
  3. Step 3: Cross multiply
    1,542.29x = 2,293.77 × 1,503.37
  4. Step 4: Simplify right side
    1,542.29x = 3,448,385.00
  5. Step 5: Solve for x
    x = 3,448,385.00/1,542.29
  6. Step 6: Final answer
    x = 2,235.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.