Home / 7,060.82-9,743.70-3,917.24

Finding the Fourth Proportional to 7,060.82, 9,743.70 and 3,917.24

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Solution

The fourth proportional to 7,060.82, 9,743.70 and 3,917.24 is: 5,405.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.82 : 9,743.70 = 3,917.24 : x
  2. Step 2: Convert to fraction form
    7,060.82/9,743.70 = 3,917.24/x
  3. Step 3: Cross multiply
    7,060.82x = 9,743.70 × 3,917.24
  4. Step 4: Simplify right side
    7,060.82x = 38,168,411.39
  5. Step 5: Solve for x
    x = 38,168,411.39/7,060.82
  6. Step 6: Final answer
    x = 5,405.66

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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.