Home / 6,802.39-10,203.62-2,642.85

Finding the Fourth Proportional to 6,802.39, 10,203.62 and 2,642.85

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Solution

The fourth proportional to 6,802.39, 10,203.62 and 2,642.85 is: 3,964.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,802.39 : 10,203.62 = 2,642.85 : x
  2. Step 2: Convert to fraction form
    6,802.39/10,203.62 = 2,642.85/x
  3. Step 3: Cross multiply
    6,802.39x = 10,203.62 × 2,642.85
  4. Step 4: Simplify right side
    6,802.39x = 26,966,623.90
  5. Step 5: Solve for x
    x = 26,966,623.90/6,802.39
  6. Step 6: Final answer
    x = 3,964.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.