Home / 8,633.28-11,911.14-5,652.48

Finding the Fourth Proportional to 8,633.28, 11,911.14 and 5,652.48

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Solution

The fourth proportional to 8,633.28, 11,911.14 and 5,652.48 is: 7,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633.28 : 11,911.14 = 5,652.48 : x
  2. Step 2: Convert to fraction form
    8,633.28/11,911.14 = 5,652.48/x
  3. Step 3: Cross multiply
    8,633.28x = 11,911.14 × 5,652.48
  4. Step 4: Simplify right side
    8,633.28x = 67,327,480.63
  5. Step 5: Solve for x
    x = 67,327,480.63/8,633.28
  6. Step 6: Final answer
    x = 7,798.60

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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.