Home / 5,190.32-7,160.46-3,094.04

Finding the Fourth Proportional to 5,190.32, 7,160.46 and 3,094.04

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Solution

The fourth proportional to 5,190.32, 7,160.46 and 3,094.04 is: 4,268.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190.32 : 7,160.46 = 3,094.04 : x
  2. Step 2: Convert to fraction form
    5,190.32/7,160.46 = 3,094.04/x
  3. Step 3: Cross multiply
    5,190.32x = 7,160.46 × 3,094.04
  4. Step 4: Simplify right side
    5,190.32x = 22,154,749.66
  5. Step 5: Solve for x
    x = 22,154,749.66/5,190.32
  6. Step 6: Final answer
    x = 4,268.47

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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.