Home / 8,035.48-12,048.78-2,487.28

Finding the Fourth Proportional to 8,035.48, 12,048.78 and 2,487.28

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Solution

The fourth proportional to 8,035.48, 12,048.78 and 2,487.28 is: 3,729.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,035.48 : 12,048.78 = 2,487.28 : x
  2. Step 2: Convert to fraction form
    8,035.48/12,048.78 = 2,487.28/x
  3. Step 3: Cross multiply
    8,035.48x = 12,048.78 × 2,487.28
  4. Step 4: Simplify right side
    8,035.48x = 29,968,689.52
  5. Step 5: Solve for x
    x = 29,968,689.52/8,035.48
  6. Step 6: Final answer
    x = 3,729.55

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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.