Home / 5,070.82-6,997.34-2,802.07

Finding the Fourth Proportional to 5,070.82, 6,997.34 and 2,802.07

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Solution

The fourth proportional to 5,070.82, 6,997.34 and 2,802.07 is: 3,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.82 : 6,997.34 = 2,802.07 : x
  2. Step 2: Convert to fraction form
    5,070.82/6,997.34 = 2,802.07/x
  3. Step 3: Cross multiply
    5,070.82x = 6,997.34 × 2,802.07
  4. Step 4: Simplify right side
    5,070.82x = 19,607,028.63
  5. Step 5: Solve for x
    x = 19,607,028.63/5,070.82
  6. Step 6: Final answer
    x = 3,866.64

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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.