Home / 3,392.16-5,082.26-2,970.99

Finding the Fourth Proportional to 3,392.16, 5,082.26 and 2,970.99

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Solution

The fourth proportional to 3,392.16, 5,082.26 and 2,970.99 is: 4,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.16 : 5,082.26 = 2,970.99 : x
  2. Step 2: Convert to fraction form
    3,392.16/5,082.26 = 2,970.99/x
  3. Step 3: Cross multiply
    3,392.16x = 5,082.26 × 2,970.99
  4. Step 4: Simplify right side
    3,392.16x = 15,099,343.64
  5. Step 5: Solve for x
    x = 15,099,343.64/3,392.16
  6. Step 6: Final answer
    x = 4,451.25

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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.