Home / 2,522.49-3,784.20-1,135.79

Finding the Fourth Proportional to 2,522.49, 3,784.20 and 1,135.79

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Solution

The fourth proportional to 2,522.49, 3,784.20 and 1,135.79 is: 1,703.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.49 : 3,784.20 = 1,135.79 : x
  2. Step 2: Convert to fraction form
    2,522.49/3,784.20 = 1,135.79/x
  3. Step 3: Cross multiply
    2,522.49x = 3,784.20 × 1,135.79
  4. Step 4: Simplify right side
    2,522.49x = 4,298,056.52
  5. Step 5: Solve for x
    x = 4,298,056.52/2,522.49
  6. Step 6: Final answer
    x = 1,703.89

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1.5x scale

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.