Home / 11,564.20-15,954.30-7,587.52

Finding the Fourth Proportional to 11,564.20, 15,954.30 and 7,587.52

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Solution

The fourth proportional to 11,564.20, 15,954.30 and 7,587.52 is: 10,467.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,564.20 : 15,954.30 = 7,587.52 : x
  2. Step 2: Convert to fraction form
    11,564.20/15,954.30 = 7,587.52/x
  3. Step 3: Cross multiply
    11,564.20x = 15,954.30 × 7,587.52
  4. Step 4: Simplify right side
    11,564.20x = 121,053,570.34
  5. Step 5: Solve for x
    x = 121,053,570.34/11,564.20
  6. Step 6: Final answer
    x = 10,467.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.