Home / 8,675.48-11,960.24-5,487.18

Finding the Fourth Proportional to 8,675.48, 11,960.24 and 5,487.18

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Solution

The fourth proportional to 8,675.48, 11,960.24 and 5,487.18 is: 7,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.48 : 11,960.24 = 5,487.18 : x
  2. Step 2: Convert to fraction form
    8,675.48/11,960.24 = 5,487.18/x
  3. Step 3: Cross multiply
    8,675.48x = 11,960.24 × 5,487.18
  4. Step 4: Simplify right side
    8,675.48x = 65,627,989.72
  5. Step 5: Solve for x
    x = 65,627,989.72/8,675.48
  6. Step 6: Final answer
    x = 7,564.77

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1.5x scale

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.