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Finding the Fourth Proportional to 8,358.02, 11,533.76 and 4,581.08

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Solution

The fourth proportional to 8,358.02, 11,533.76 and 4,581.08 is: 6,321.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,358.02 : 11,533.76 = 4,581.08 : x
  2. Step 2: Convert to fraction form
    8,358.02/11,533.76 = 4,581.08/x
  3. Step 3: Cross multiply
    8,358.02x = 11,533.76 × 4,581.08
  4. Step 4: Simplify right side
    8,358.02x = 52,836,996.69
  5. Step 5: Solve for x
    x = 52,836,996.69/8,358.02
  6. Step 6: Final answer
    x = 6,321.72

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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.