Home / 5,404.93-8,091.60-4,886.12

Finding the Fourth Proportional to 5,404.93, 8,091.60 and 4,886.12

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Solution

The fourth proportional to 5,404.93, 8,091.60 and 4,886.12 is: 7,314.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.93 : 8,091.60 = 4,886.12 : x
  2. Step 2: Convert to fraction form
    5,404.93/8,091.60 = 4,886.12/x
  3. Step 3: Cross multiply
    5,404.93x = 8,091.60 × 4,886.12
  4. Step 4: Simplify right side
    5,404.93x = 39,536,530.50
  5. Step 5: Solve for x
    x = 39,536,530.50/5,404.93
  6. Step 6: Final answer
    x = 7,314.90

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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.