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Finding the Fourth Proportional to 5,568.90, 8,353.74 and 1,673.60

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Solution

The fourth proportional to 5,568.90, 8,353.74 and 1,673.60 is: 2,510.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568.90 : 8,353.74 = 1,673.60 : x
  2. Step 2: Convert to fraction form
    5,568.90/8,353.74 = 1,673.60/x
  3. Step 3: Cross multiply
    5,568.90x = 8,353.74 × 1,673.60
  4. Step 4: Simplify right side
    5,568.90x = 13,980,819.26
  5. Step 5: Solve for x
    x = 13,980,819.26/5,568.90
  6. Step 6: Final answer
    x = 2,510.52

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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.