Home / 5,774.40-8,661.60-2,493.90

Finding the Fourth Proportional to 5,774.40, 8,661.60 and 2,493.90

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Solution

The fourth proportional to 5,774.40, 8,661.60 and 2,493.90 is: 3,740.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.40 : 8,661.60 = 2,493.90 : x
  2. Step 2: Convert to fraction form
    5,774.40/8,661.60 = 2,493.90/x
  3. Step 3: Cross multiply
    5,774.40x = 8,661.60 × 2,493.90
  4. Step 4: Simplify right side
    5,774.40x = 21,601,164.24
  5. Step 5: Solve for x
    x = 21,601,164.24/5,774.40
  6. Step 6: Final answer
    x = 3,740.85

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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.