Home / 5,869.26-8,801.70-1,919.60

Finding the Fourth Proportional to 5,869.26, 8,801.70 and 1,919.60

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Solution

The fourth proportional to 5,869.26, 8,801.70 and 1,919.60 is: 2,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869.26 : 8,801.70 = 1,919.60 : x
  2. Step 2: Convert to fraction form
    5,869.26/8,801.70 = 1,919.60/x
  3. Step 3: Cross multiply
    5,869.26x = 8,801.70 × 1,919.60
  4. Step 4: Simplify right side
    5,869.26x = 16,895,725.12
  5. Step 5: Solve for x
    x = 16,895,725.12/5,869.26
  6. Step 6: Final answer
    x = 2,878.68

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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.