Home / 7,850.71-10,833.94-4,314.12

Finding the Fourth Proportional to 7,850.71, 10,833.94 and 4,314.12

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Solution

The fourth proportional to 7,850.71, 10,833.94 and 4,314.12 is: 5,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.71 : 10,833.94 = 4,314.12 : x
  2. Step 2: Convert to fraction form
    7,850.71/10,833.94 = 4,314.12/x
  3. Step 3: Cross multiply
    7,850.71x = 10,833.94 × 4,314.12
  4. Step 4: Simplify right side
    7,850.71x = 46,738,917.23
  5. Step 5: Solve for x
    x = 46,738,917.23/7,850.71
  6. Step 6: Final answer
    x = 5,953.46

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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.