Home / 8,735.42-13,097.04-5,403.28

Finding the Fourth Proportional to 8,735.42, 13,097.04 and 5,403.28

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Solution

The fourth proportional to 8,735.42, 13,097.04 and 5,403.28 is: 8,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.42 : 13,097.04 = 5,403.28 : x
  2. Step 2: Convert to fraction form
    8,735.42/13,097.04 = 5,403.28/x
  3. Step 3: Cross multiply
    8,735.42x = 13,097.04 × 5,403.28
  4. Step 4: Simplify right side
    8,735.42x = 70,766,974.29
  5. Step 5: Solve for x
    x = 70,766,974.29/8,735.42
  6. Step 6: Final answer
    x = 8,101.15

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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.