Home / 8,372.40-11,552.91-4,968.87

Finding the Fourth Proportional to 8,372.40, 11,552.91 and 4,968.87

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Solution

The fourth proportional to 8,372.40, 11,552.91 and 4,968.87 is: 6,856.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.40 : 11,552.91 = 4,968.87 : x
  2. Step 2: Convert to fraction form
    8,372.40/11,552.91 = 4,968.87/x
  3. Step 3: Cross multiply
    8,372.40x = 11,552.91 × 4,968.87
  4. Step 4: Simplify right side
    8,372.40x = 57,404,907.91
  5. Step 5: Solve for x
    x = 57,404,907.91/8,372.40
  6. Step 6: Final answer
    x = 6,856.45

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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.