Home / 8,040.90-12,052.03-4,756.76

Finding the Fourth Proportional to 8,040.90, 12,052.03 and 4,756.76

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Solution

The fourth proportional to 8,040.90, 12,052.03 and 4,756.76 is: 7,129.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.90 : 12,052.03 = 4,756.76 : x
  2. Step 2: Convert to fraction form
    8,040.90/12,052.03 = 4,756.76/x
  3. Step 3: Cross multiply
    8,040.90x = 12,052.03 × 4,756.76
  4. Step 4: Simplify right side
    8,040.90x = 57,328,614.22
  5. Step 5: Solve for x
    x = 57,328,614.22/8,040.90
  6. Step 6: Final answer
    x = 7,129.63

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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.