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Finding the Fourth Proportional to 8,809.33, 13,214.00 and 2,653.33

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Solution

The fourth proportional to 8,809.33, 13,214.00 and 2,653.33 is: 3,980.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809.33 : 13,214.00 = 2,653.33 : x
  2. Step 2: Convert to fraction form
    8,809.33/13,214.00 = 2,653.33/x
  3. Step 3: Cross multiply
    8,809.33x = 13,214.00 × 2,653.33
  4. Step 4: Simplify right side
    8,809.33x = 35,061,089.35
  5. Step 5: Solve for x
    x = 35,061,089.35/8,809.33
  6. Step 6: Final answer
    x = 3,980.00

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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.