Home / 10,088.52-15,130.32-3,163.02

Finding the Fourth Proportional to 10,088.52, 15,130.32 and 3,163.02

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Solution

The fourth proportional to 10,088.52, 15,130.32 and 3,163.02 is: 4,743.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.52 : 15,130.32 = 3,163.02 : x
  2. Step 2: Convert to fraction form
    10,088.52/15,130.32 = 3,163.02/x
  3. Step 3: Cross multiply
    10,088.52x = 15,130.32 × 3,163.02
  4. Step 4: Simplify right side
    10,088.52x = 47,857,504.77
  5. Step 5: Solve for x
    x = 47,857,504.77/10,088.52
  6. Step 6: Final answer
    x = 4,743.76

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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.