Home / 5,070.26-6,997.08-3,181.64

Finding the Fourth Proportional to 5,070.26, 6,997.08 and 3,181.64

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Solution

The fourth proportional to 5,070.26, 6,997.08 and 3,181.64 is: 4,390.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.26 : 6,997.08 = 3,181.64 : x
  2. Step 2: Convert to fraction form
    5,070.26/6,997.08 = 3,181.64/x
  3. Step 3: Cross multiply
    5,070.26x = 6,997.08 × 3,181.64
  4. Step 4: Simplify right side
    5,070.26x = 22,262,189.61
  5. Step 5: Solve for x
    x = 22,262,189.61/5,070.26
  6. Step 6: Final answer
    x = 4,390.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.