Home / 7,564.40-11,346.60-2,632.40

Finding the Fourth Proportional to 7,564.40, 11,346.60 and 2,632.40

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Solution

The fourth proportional to 7,564.40, 11,346.60 and 2,632.40 is: 3,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564.40 : 11,346.60 = 2,632.40 : x
  2. Step 2: Convert to fraction form
    7,564.40/11,346.60 = 2,632.40/x
  3. Step 3: Cross multiply
    7,564.40x = 11,346.60 × 2,632.40
  4. Step 4: Simplify right side
    7,564.40x = 29,868,789.84
  5. Step 5: Solve for x
    x = 29,868,789.84/7,564.40
  6. Step 6: Final answer
    x = 3,948.60

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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.