Home / 5,173.08-7,756.38-3,416.22

Finding the Fourth Proportional to 5,173.08, 7,756.38 and 3,416.22

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Solution

The fourth proportional to 5,173.08, 7,756.38 and 3,416.22 is: 5,122.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.08 : 7,756.38 = 3,416.22 : x
  2. Step 2: Convert to fraction form
    5,173.08/7,756.38 = 3,416.22/x
  3. Step 3: Cross multiply
    5,173.08x = 7,756.38 × 3,416.22
  4. Step 4: Simplify right side
    5,173.08x = 26,497,500.48
  5. Step 5: Solve for x
    x = 26,497,500.48/5,173.08
  6. Step 6: Final answer
    x = 5,122.19

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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.