Home / 7,758.96-11,640.04-4,060.48

Finding the Fourth Proportional to 7,758.96, 11,640.04 and 4,060.48

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Solution

The fourth proportional to 7,758.96, 11,640.04 and 4,060.48 is: 6,091.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758.96 : 11,640.04 = 4,060.48 : x
  2. Step 2: Convert to fraction form
    7,758.96/11,640.04 = 4,060.48/x
  3. Step 3: Cross multiply
    7,758.96x = 11,640.04 × 4,060.48
  4. Step 4: Simplify right side
    7,758.96x = 47,264,149.62
  5. Step 5: Solve for x
    x = 47,264,149.62/7,758.96
  6. Step 6: Final answer
    x = 6,091.56

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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.