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Finding the Fourth Proportional to 5,568.48, 8,353.14 and 1,870.69

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Solution

The fourth proportional to 5,568.48, 8,353.14 and 1,870.69 is: 2,806.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.48 : 8,353.14 = 1,870.69 : x
  2. Step 2: Convert to fraction form
    5,568.48/8,353.14 = 1,870.69/x
  3. Step 3: Cross multiply
    5,568.48x = 8,353.14 × 1,870.69
  4. Step 4: Simplify right side
    5,568.48x = 15,626,107.57
  5. Step 5: Solve for x
    x = 15,626,107.57/5,568.48
  6. Step 6: Final answer
    x = 2,806.17

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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.