Home / 1,503.58-2,253.05-1,042.26

Finding the Fourth Proportional to 1,503.58, 2,253.05 and 1,042.26

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Solution

The fourth proportional to 1,503.58, 2,253.05 and 1,042.26 is: 1,561.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503.58 : 2,253.05 = 1,042.26 : x
  2. Step 2: Convert to fraction form
    1,503.58/2,253.05 = 1,042.26/x
  3. Step 3: Cross multiply
    1,503.58x = 2,253.05 × 1,042.26
  4. Step 4: Simplify right side
    1,503.58x = 2,348,258.68
  5. Step 5: Solve for x
    x = 2,348,258.68/1,503.58
  6. Step 6: Final answer
    x = 1,561.78

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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.