Home / 5,918.94-8,169.56-3,560.63

Finding the Fourth Proportional to 5,918.94, 8,169.56 and 3,560.63

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Solution

The fourth proportional to 5,918.94, 8,169.56 and 3,560.63 is: 4,914.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.94 : 8,169.56 = 3,560.63 : x
  2. Step 2: Convert to fraction form
    5,918.94/8,169.56 = 3,560.63/x
  3. Step 3: Cross multiply
    5,918.94x = 8,169.56 × 3,560.63
  4. Step 4: Simplify right side
    5,918.94x = 29,088,780.42
  5. Step 5: Solve for x
    x = 29,088,780.42/5,918.94
  6. Step 6: Final answer
    x = 4,914.53

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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.