Home / 5,213.96-7,195.06-2,856.04

Finding the Fourth Proportional to 5,213.96, 7,195.06 and 2,856.04

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Solution

The fourth proportional to 5,213.96, 7,195.06 and 2,856.04 is: 3,941.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.96 : 7,195.06 = 2,856.04 : x
  2. Step 2: Convert to fraction form
    5,213.96/7,195.06 = 2,856.04/x
  3. Step 3: Cross multiply
    5,213.96x = 7,195.06 × 2,856.04
  4. Step 4: Simplify right side
    5,213.96x = 20,549,379.16
  5. Step 5: Solve for x
    x = 20,549,379.16/5,213.96
  6. Step 6: Final answer
    x = 3,941.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.