Home / 5,850.21-8,774.37-2,151.53

Finding the Fourth Proportional to 5,850.21, 8,774.37 and 2,151.53

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Solution

The fourth proportional to 5,850.21, 8,774.37 and 2,151.53 is: 3,226.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.21 : 8,774.37 = 2,151.53 : x
  2. Step 2: Convert to fraction form
    5,850.21/8,774.37 = 2,151.53/x
  3. Step 3: Cross multiply
    5,850.21x = 8,774.37 × 2,151.53
  4. Step 4: Simplify right side
    5,850.21x = 18,878,276.41
  5. Step 5: Solve for x
    x = 18,878,276.41/5,850.21
  6. Step 6: Final answer
    x = 3,226.94

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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.