Home / 7,587.24-11,380.73-2,905.98

Finding the Fourth Proportional to 7,587.24, 11,380.73 and 2,905.98

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Solution

The fourth proportional to 7,587.24, 11,380.73 and 2,905.98 is: 4,358.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.24 : 11,380.73 = 2,905.98 : x
  2. Step 2: Convert to fraction form
    7,587.24/11,380.73 = 2,905.98/x
  3. Step 3: Cross multiply
    7,587.24x = 11,380.73 × 2,905.98
  4. Step 4: Simplify right side
    7,587.24x = 33,072,159.24
  5. Step 5: Solve for x
    x = 33,072,159.24/7,587.24
  6. Step 6: Final answer
    x = 4,358.92

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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.