Home / 7,095.45-10,644.30-2,415.90

Finding the Fourth Proportional to 7,095.45, 10,644.30 and 2,415.90

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Solution

The fourth proportional to 7,095.45, 10,644.30 and 2,415.90 is: 3,624.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.45 : 10,644.30 = 2,415.90 : x
  2. Step 2: Convert to fraction form
    7,095.45/10,644.30 = 2,415.90/x
  3. Step 3: Cross multiply
    7,095.45x = 10,644.30 × 2,415.90
  4. Step 4: Simplify right side
    7,095.45x = 25,715,564.37
  5. Step 5: Solve for x
    x = 25,715,564.37/7,095.45
  6. Step 6: Final answer
    x = 3,624.23

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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.