Home / 1,024.20-1,413.12-581.94

Finding the Fourth Proportional to 1,024.20, 1,413.12 and 581.94

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Solution

The fourth proportional to 1,024.20, 1,413.12 and 581.94 is: 802.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024.20 : 1,413.12 = 581.94 : x
  2. Step 2: Convert to fraction form
    1,024.20/1,413.12 = 581.94/x
  3. Step 3: Cross multiply
    1,024.20x = 1,413.12 × 581.94
  4. Step 4: Simplify right side
    1,024.20x = 822,351.05
  5. Step 5: Solve for x
    x = 822,351.05/1,024.20
  6. Step 6: Final answer
    x = 802.92

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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.