Home / 3,605.24-5,403.73-1,522.12

Finding the Fourth Proportional to 3,605.24, 5,403.73 and 1,522.12

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Solution

The fourth proportional to 3,605.24, 5,403.73 and 1,522.12 is: 2,281.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.24 : 5,403.73 = 1,522.12 : x
  2. Step 2: Convert to fraction form
    3,605.24/5,403.73 = 1,522.12/x
  3. Step 3: Cross multiply
    3,605.24x = 5,403.73 × 1,522.12
  4. Step 4: Simplify right side
    3,605.24x = 8,225,125.51
  5. Step 5: Solve for x
    x = 8,225,125.51/3,605.24
  6. Step 6: Final answer
    x = 2,281.44

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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.