Home / 7,110.88-10,667.04-2,730.40

Finding the Fourth Proportional to 7,110.88, 10,667.04 and 2,730.40

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Solution

The fourth proportional to 7,110.88, 10,667.04 and 2,730.40 is: 4,095.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.88 : 10,667.04 = 2,730.40 : x
  2. Step 2: Convert to fraction form
    7,110.88/10,667.04 = 2,730.40/x
  3. Step 3: Cross multiply
    7,110.88x = 10,667.04 × 2,730.40
  4. Step 4: Simplify right side
    7,110.88x = 29,125,286.02
  5. Step 5: Solve for x
    x = 29,125,286.02/7,110.88
  6. Step 6: Final answer
    x = 4,095.88

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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.