Home / 6,577.94-9,857.19-4,378.70

Finding the Fourth Proportional to 6,577.94, 9,857.19 and 4,378.70

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Solution

The fourth proportional to 6,577.94, 9,857.19 and 4,378.70 is: 6,561.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,577.94 : 9,857.19 = 4,378.70 : x
  2. Step 2: Convert to fraction form
    6,577.94/9,857.19 = 4,378.70/x
  3. Step 3: Cross multiply
    6,577.94x = 9,857.19 × 4,378.70
  4. Step 4: Simplify right side
    6,577.94x = 43,161,677.85
  5. Step 5: Solve for x
    x = 43,161,677.85/6,577.94
  6. Step 6: Final answer
    x = 6,561.58

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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.