Home / 5,615.04-7,748.81-3,097.24

Finding the Fourth Proportional to 5,615.04, 7,748.81 and 3,097.24

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Solution

The fourth proportional to 5,615.04, 7,748.81 and 3,097.24 is: 4,274.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615.04 : 7,748.81 = 3,097.24 : x
  2. Step 2: Convert to fraction form
    5,615.04/7,748.81 = 3,097.24/x
  3. Step 3: Cross multiply
    5,615.04x = 7,748.81 × 3,097.24
  4. Step 4: Simplify right side
    5,615.04x = 23,999,924.28
  5. Step 5: Solve for x
    x = 23,999,924.28/5,615.04
  6. Step 6: Final answer
    x = 4,274.22

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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.