Home / 4,191.14-6,284.70-1,557.80

Finding the Fourth Proportional to 4,191.14, 6,284.70 and 1,557.80

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Solution

The fourth proportional to 4,191.14, 6,284.70 and 1,557.80 is: 2,335.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.14 : 6,284.70 = 1,557.80 : x
  2. Step 2: Convert to fraction form
    4,191.14/6,284.70 = 1,557.80/x
  3. Step 3: Cross multiply
    4,191.14x = 6,284.70 × 1,557.80
  4. Step 4: Simplify right side
    4,191.14x = 9,790,305.66
  5. Step 5: Solve for x
    x = 9,790,305.66/4,191.14
  6. Step 6: Final answer
    x = 2,335.95

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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.