Home / 5,312.06-7,331.20-2,954.42

Finding the Fourth Proportional to 5,312.06, 7,331.20 and 2,954.42

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Solution

The fourth proportional to 5,312.06, 7,331.20 and 2,954.42 is: 4,077.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.06 : 7,331.20 = 2,954.42 : x
  2. Step 2: Convert to fraction form
    5,312.06/7,331.20 = 2,954.42/x
  3. Step 3: Cross multiply
    5,312.06x = 7,331.20 × 2,954.42
  4. Step 4: Simplify right side
    5,312.06x = 21,659,399.86
  5. Step 5: Solve for x
    x = 21,659,399.86/5,312.06
  6. Step 6: Final answer
    x = 4,077.41

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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.