Home / 5,629.26-8,444.33-1,680.22

Finding the Fourth Proportional to 5,629.26, 8,444.33 and 1,680.22

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Solution

The fourth proportional to 5,629.26, 8,444.33 and 1,680.22 is: 2,520.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.26 : 8,444.33 = 1,680.22 : x
  2. Step 2: Convert to fraction form
    5,629.26/8,444.33 = 1,680.22/x
  3. Step 3: Cross multiply
    5,629.26x = 8,444.33 × 1,680.22
  4. Step 4: Simplify right side
    5,629.26x = 14,188,281.53
  5. Step 5: Solve for x
    x = 14,188,281.53/5,629.26
  6. Step 6: Final answer
    x = 2,520.45

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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.