Home / 5,194.51-7,168.07-2,956.32

Finding the Fourth Proportional to 5,194.51, 7,168.07 and 2,956.32

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Solution

The fourth proportional to 5,194.51, 7,168.07 and 2,956.32 is: 4,079.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.51 : 7,168.07 = 2,956.32 : x
  2. Step 2: Convert to fraction form
    5,194.51/7,168.07 = 2,956.32/x
  3. Step 3: Cross multiply
    5,194.51x = 7,168.07 × 2,956.32
  4. Step 4: Simplify right side
    5,194.51x = 21,191,108.70
  5. Step 5: Solve for x
    x = 21,191,108.70/5,194.51
  6. Step 6: Final answer
    x = 4,079.52

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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.