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Finding the Fourth Proportional to 8,805.74, 13,210.65 and 2,566.41

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Solution

The fourth proportional to 8,805.74, 13,210.65 and 2,566.41 is: 3,850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805.74 : 13,210.65 = 2,566.41 : x
  2. Step 2: Convert to fraction form
    8,805.74/13,210.65 = 2,566.41/x
  3. Step 3: Cross multiply
    8,805.74x = 13,210.65 × 2,566.41
  4. Step 4: Simplify right side
    8,805.74x = 33,903,944.27
  5. Step 5: Solve for x
    x = 33,903,944.27/8,805.74
  6. Step 6: Final answer
    x = 3,850.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.