Home / 9,780.93-13,482.77-5,997.09

Finding the Fourth Proportional to 9,780.93, 13,482.77 and 5,997.09

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Solution

The fourth proportional to 9,780.93, 13,482.77 and 5,997.09 is: 8,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780.93 : 13,482.77 = 5,997.09 : x
  2. Step 2: Convert to fraction form
    9,780.93/13,482.77 = 5,997.09/x
  3. Step 3: Cross multiply
    9,780.93x = 13,482.77 × 5,997.09
  4. Step 4: Simplify right side
    9,780.93x = 80,857,355.15
  5. Step 5: Solve for x
    x = 80,857,355.15/9,780.93
  6. Step 6: Final answer
    x = 8,266.84

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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.