Home / 1,769.50-2,442.26-1,023.62

Finding the Fourth Proportional to 1,769.50, 2,442.26 and 1,023.62

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Solution

The fourth proportional to 1,769.50, 2,442.26 and 1,023.62 is: 1,412.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769.50 : 2,442.26 = 1,023.62 : x
  2. Step 2: Convert to fraction form
    1,769.50/2,442.26 = 1,023.62/x
  3. Step 3: Cross multiply
    1,769.50x = 2,442.26 × 1,023.62
  4. Step 4: Simplify right side
    1,769.50x = 2,499,941.06
  5. Step 5: Solve for x
    x = 2,499,941.06/1,769.50
  6. Step 6: Final answer
    x = 1,412.80

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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.