Home / 10,134.24-15,201.27-4,290

Finding the Fourth Proportional to 10,134.24, 15,201.27 and 4,290

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Solution

The fourth proportional to 10,134.24, 15,201.27 and 4,290 is: 6,434.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134.24 : 15,201.27 = 4,290 : x
  2. Step 2: Convert to fraction form
    10,134.24/15,201.27 = 4,290/x
  3. Step 3: Cross multiply
    10,134.24x = 15,201.27 × 4,290
  4. Step 4: Simplify right side
    10,134.24x = 65,213,448.30
  5. Step 5: Solve for x
    x = 65,213,448.30/10,134.24
  6. Step 6: Final answer
    x = 6,434.96

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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.