Home / 5,847.32-8,774.45-2,152.15

Finding the Fourth Proportional to 5,847.32, 8,774.45 and 2,152.15

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Solution

The fourth proportional to 5,847.32, 8,774.45 and 2,152.15 is: 3,229.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,847.32 : 8,774.45 = 2,152.15 : x
  2. Step 2: Convert to fraction form
    5,847.32/8,774.45 = 2,152.15/x
  3. Step 3: Cross multiply
    5,847.32x = 8,774.45 × 2,152.15
  4. Step 4: Simplify right side
    5,847.32x = 18,883,910.84
  5. Step 5: Solve for x
    x = 18,883,910.84/5,847.32
  6. Step 6: Final answer
    x = 3,229.50

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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.