Home / 5,070.24-6,997.31-2,832.21

Finding the Fourth Proportional to 5,070.24, 6,997.31 and 2,832.21

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Solution

The fourth proportional to 5,070.24, 6,997.31 and 2,832.21 is: 3,908.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.24 : 6,997.31 = 2,832.21 : x
  2. Step 2: Convert to fraction form
    5,070.24/6,997.31 = 2,832.21/x
  3. Step 3: Cross multiply
    5,070.24x = 6,997.31 × 2,832.21
  4. Step 4: Simplify right side
    5,070.24x = 19,817,837.19
  5. Step 5: Solve for x
    x = 19,817,837.19/5,070.24
  6. Step 6: Final answer
    x = 3,908.66

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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.