Home / 7,124.46-10,685.62-2,741.34

Finding the Fourth Proportional to 7,124.46, 10,685.62 and 2,741.34

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Solution

The fourth proportional to 7,124.46, 10,685.62 and 2,741.34 is: 4,111.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124.46 : 10,685.62 = 2,741.34 : x
  2. Step 2: Convert to fraction form
    7,124.46/10,685.62 = 2,741.34/x
  3. Step 3: Cross multiply
    7,124.46x = 10,685.62 × 2,741.34
  4. Step 4: Simplify right side
    7,124.46x = 29,292,961.03
  5. Step 5: Solve for x
    x = 29,292,961.03/7,124.46
  6. Step 6: Final answer
    x = 4,111.61

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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.