Home / 1,923.92-2,654.56-1,503.53

Finding the Fourth Proportional to 1,923.92, 2,654.56 and 1,503.53

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Solution

The fourth proportional to 1,923.92, 2,654.56 and 1,503.53 is: 2,074.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.92 : 2,654.56 = 1,503.53 : x
  2. Step 2: Convert to fraction form
    1,923.92/2,654.56 = 1,503.53/x
  3. Step 3: Cross multiply
    1,923.92x = 2,654.56 × 1,503.53
  4. Step 4: Simplify right side
    1,923.92x = 3,991,210.60
  5. Step 5: Solve for x
    x = 3,991,210.60/1,923.92
  6. Step 6: Final answer
    x = 2,074.52

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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.