Home / 7,460.40-11,190.87-2,530.52

Finding the Fourth Proportional to 7,460.40, 11,190.87 and 2,530.52

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Solution

The fourth proportional to 7,460.40, 11,190.87 and 2,530.52 is: 3,795.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460.40 : 11,190.87 = 2,530.52 : x
  2. Step 2: Convert to fraction form
    7,460.40/11,190.87 = 2,530.52/x
  3. Step 3: Cross multiply
    7,460.40x = 11,190.87 × 2,530.52
  4. Step 4: Simplify right side
    7,460.40x = 28,318,664.40
  5. Step 5: Solve for x
    x = 28,318,664.40/7,460.40
  6. Step 6: Final answer
    x = 3,795.86

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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.