Home / 5,634.65-8,452.39-1,685.60

Finding the Fourth Proportional to 5,634.65, 8,452.39 and 1,685.60

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Solution

The fourth proportional to 5,634.65, 8,452.39 and 1,685.60 is: 2,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.65 : 8,452.39 = 1,685.60 : x
  2. Step 2: Convert to fraction form
    5,634.65/8,452.39 = 1,685.60/x
  3. Step 3: Cross multiply
    5,634.65x = 8,452.39 × 1,685.60
  4. Step 4: Simplify right side
    5,634.65x = 14,247,348.58
  5. Step 5: Solve for x
    x = 14,247,348.58/5,634.65
  6. Step 6: Final answer
    x = 2,528.52

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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.