Home / 5,225.07-7,834.42-2,219.57

Finding the Fourth Proportional to 5,225.07, 7,834.42 and 2,219.57

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Solution

The fourth proportional to 5,225.07, 7,834.42 and 2,219.57 is: 3,328.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.07 : 7,834.42 = 2,219.57 : x
  2. Step 2: Convert to fraction form
    5,225.07/7,834.42 = 2,219.57/x
  3. Step 3: Cross multiply
    5,225.07x = 7,834.42 × 2,219.57
  4. Step 4: Simplify right side
    5,225.07x = 17,389,036.58
  5. Step 5: Solve for x
    x = 17,389,036.58/5,225.07
  6. Step 6: Final answer
    x = 3,328.00

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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.