Home / 7,207.79-10,802.97-3,504.47

Finding the Fourth Proportional to 7,207.79, 10,802.97 and 3,504.47

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Solution

The fourth proportional to 7,207.79, 10,802.97 and 3,504.47 is: 5,252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.79 : 10,802.97 = 3,504.47 : x
  2. Step 2: Convert to fraction form
    7,207.79/10,802.97 = 3,504.47/x
  3. Step 3: Cross multiply
    7,207.79x = 10,802.97 × 3,504.47
  4. Step 4: Simplify right side
    7,207.79x = 37,858,630.26
  5. Step 5: Solve for x
    x = 37,858,630.26/7,207.79
  6. Step 6: Final answer
    x = 5,252.46

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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.