Home / 5,070.40-6,997.13-2,832.28

Finding the Fourth Proportional to 5,070.40, 6,997.13 and 2,832.28

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Solution

The fourth proportional to 5,070.40, 6,997.13 and 2,832.28 is: 3,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.40 : 6,997.13 = 2,832.28 : x
  2. Step 2: Convert to fraction form
    5,070.40/6,997.13 = 2,832.28/x
  3. Step 3: Cross multiply
    5,070.40x = 6,997.13 × 2,832.28
  4. Step 4: Simplify right side
    5,070.40x = 19,817,865.61
  5. Step 5: Solve for x
    x = 19,817,865.61/5,070.40
  6. Step 6: Final answer
    x = 3,908.54

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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.