Home / 10,088.46-15,132.69-3,163.50

Finding the Fourth Proportional to 10,088.46, 15,132.69 and 3,163.50

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Solution

The fourth proportional to 10,088.46, 15,132.69 and 3,163.50 is: 4,745.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.46 : 15,132.69 = 3,163.50 : x
  2. Step 2: Convert to fraction form
    10,088.46/15,132.69 = 3,163.50/x
  3. Step 3: Cross multiply
    10,088.46x = 15,132.69 × 3,163.50
  4. Step 4: Simplify right side
    10,088.46x = 47,872,264.82
  5. Step 5: Solve for x
    x = 47,872,264.82/10,088.46
  6. Step 6: Final answer
    x = 4,745.25

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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.