Home / 1,503.79-2,252.26-1,039.47

Finding the Fourth Proportional to 1,503.79, 2,252.26 and 1,039.47

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Solution

The fourth proportional to 1,503.79, 2,252.26 and 1,039.47 is: 1,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503.79 : 2,252.26 = 1,039.47 : x
  2. Step 2: Convert to fraction form
    1,503.79/2,252.26 = 1,039.47/x
  3. Step 3: Cross multiply
    1,503.79x = 2,252.26 × 1,039.47
  4. Step 4: Simplify right side
    1,503.79x = 2,341,156.70
  5. Step 5: Solve for x
    x = 2,341,156.70/1,503.79
  6. Step 6: Final answer
    x = 1,556.84

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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.