Home / 5,070.72-6,997.74-2,832.52

Finding the Fourth Proportional to 5,070.72, 6,997.74 and 2,832.52

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Solution

The fourth proportional to 5,070.72, 6,997.74 and 2,832.52 is: 3,908.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.72 : 6,997.74 = 2,832.52 : x
  2. Step 2: Convert to fraction form
    5,070.72/6,997.74 = 2,832.52/x
  3. Step 3: Cross multiply
    5,070.72x = 6,997.74 × 2,832.52
  4. Step 4: Simplify right side
    5,070.72x = 19,821,238.50
  5. Step 5: Solve for x
    x = 19,821,238.50/5,070.72
  6. Step 6: Final answer
    x = 3,908.96

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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.