Home / 5,856.20-8,774.70-4,992.20

Finding the Fourth Proportional to 5,856.20, 8,774.70 and 4,992.20

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Solution

The fourth proportional to 5,856.20, 8,774.70 and 4,992.20 is: 7,480.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,856.20 : 8,774.70 = 4,992.20 : x
  2. Step 2: Convert to fraction form
    5,856.20/8,774.70 = 4,992.20/x
  3. Step 3: Cross multiply
    5,856.20x = 8,774.70 × 4,992.20
  4. Step 4: Simplify right side
    5,856.20x = 43,805,057.34
  5. Step 5: Solve for x
    x = 43,805,057.34/5,856.20
  6. Step 6: Final answer
    x = 7,480.12

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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.