Home / 4,931.14-6,805.29-2,835.22

Finding the Fourth Proportional to 4,931.14, 6,805.29 and 2,835.22

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Solution

The fourth proportional to 4,931.14, 6,805.29 and 2,835.22 is: 3,912.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.14 : 6,805.29 = 2,835.22 : x
  2. Step 2: Convert to fraction form
    4,931.14/6,805.29 = 2,835.22/x
  3. Step 3: Cross multiply
    4,931.14x = 6,805.29 × 2,835.22
  4. Step 4: Simplify right side
    4,931.14x = 19,294,494.31
  5. Step 5: Solve for x
    x = 19,294,494.31/4,931.14
  6. Step 6: Final answer
    x = 3,912.79

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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.