Home / 10,274.24-15,419.37-4,730.06

Finding the Fourth Proportional to 10,274.24, 15,419.37 and 4,730.06

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Solution

The fourth proportional to 10,274.24, 15,419.37 and 4,730.06 is: 7,098.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.24 : 15,419.37 = 4,730.06 : x
  2. Step 2: Convert to fraction form
    10,274.24/15,419.37 = 4,730.06/x
  3. Step 3: Cross multiply
    10,274.24x = 15,419.37 × 4,730.06
  4. Step 4: Simplify right side
    10,274.24x = 72,934,545.26
  5. Step 5: Solve for x
    x = 72,934,545.26/10,274.24
  6. Step 6: Final answer
    x = 7,098.78

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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.