Home / 5,126.14-7,685.29-4,245.94

Finding the Fourth Proportional to 5,126.14, 7,685.29 and 4,245.94

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Solution

The fourth proportional to 5,126.14, 7,685.29 and 4,245.94 is: 6,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.14 : 7,685.29 = 4,245.94 : x
  2. Step 2: Convert to fraction form
    5,126.14/7,685.29 = 4,245.94/x
  3. Step 3: Cross multiply
    5,126.14x = 7,685.29 × 4,245.94
  4. Step 4: Simplify right side
    5,126.14x = 32,631,280.22
  5. Step 5: Solve for x
    x = 32,631,280.22/5,126.14
  6. Step 6: Final answer
    x = 6,365.66

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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.