Home / 8,755.04-13,134.47-3,208.43

Finding the Fourth Proportional to 8,755.04, 13,134.47 and 3,208.43

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Solution

The fourth proportional to 8,755.04, 13,134.47 and 3,208.43 is: 4,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.04 : 13,134.47 = 3,208.43 : x
  2. Step 2: Convert to fraction form
    8,755.04/13,134.47 = 3,208.43/x
  3. Step 3: Cross multiply
    8,755.04x = 13,134.47 × 3,208.43
  4. Step 4: Simplify right side
    8,755.04x = 42,141,044.38
  5. Step 5: Solve for x
    x = 42,141,044.38/8,755.04
  6. Step 6: Final answer
    x = 4,813.35

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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.