Home / 1,529.20-2,282.07-1,365.17

Finding the Fourth Proportional to 1,529.20, 2,282.07 and 1,365.17

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Solution

The fourth proportional to 1,529.20, 2,282.07 and 1,365.17 is: 2,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.20 : 2,282.07 = 1,365.17 : x
  2. Step 2: Convert to fraction form
    1,529.20/2,282.07 = 1,365.17/x
  3. Step 3: Cross multiply
    1,529.20x = 2,282.07 × 1,365.17
  4. Step 4: Simplify right side
    1,529.20x = 3,115,413.50
  5. Step 5: Solve for x
    x = 3,115,413.50/1,529.20
  6. Step 6: Final answer
    x = 2,037.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.