Home / 5,091.86-7,627.34-3,005.55

Finding the Fourth Proportional to 5,091.86, 7,627.34 and 3,005.55

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Solution

The fourth proportional to 5,091.86, 7,627.34 and 3,005.55 is: 4,502.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.86 : 7,627.34 = 3,005.55 : x
  2. Step 2: Convert to fraction form
    5,091.86/7,627.34 = 3,005.55/x
  3. Step 3: Cross multiply
    5,091.86x = 7,627.34 × 3,005.55
  4. Step 4: Simplify right side
    5,091.86x = 22,924,336.71
  5. Step 5: Solve for x
    x = 22,924,336.71/5,091.86
  6. Step 6: Final answer
    x = 4,502.16

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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.