Home / 8,133.72-11,224.64-4,776.59

Finding the Fourth Proportional to 8,133.72, 11,224.64 and 4,776.59

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Solution

The fourth proportional to 8,133.72, 11,224.64 and 4,776.59 is: 6,591.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.72 : 11,224.64 = 4,776.59 : x
  2. Step 2: Convert to fraction form
    8,133.72/11,224.64 = 4,776.59/x
  3. Step 3: Cross multiply
    8,133.72x = 11,224.64 × 4,776.59
  4. Step 4: Simplify right side
    8,133.72x = 53,615,423.17
  5. Step 5: Solve for x
    x = 53,615,423.17/8,133.72
  6. Step 6: Final answer
    x = 6,591.75

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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.