Home / 7,936.95-10,955.12-4,951

Finding the Fourth Proportional to 7,936.95, 10,955.12 and 4,951

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Solution

The fourth proportional to 7,936.95, 10,955.12 and 4,951 is: 6,833.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.95 : 10,955.12 = 4,951 : x
  2. Step 2: Convert to fraction form
    7,936.95/10,955.12 = 4,951/x
  3. Step 3: Cross multiply
    7,936.95x = 10,955.12 × 4,951
  4. Step 4: Simplify right side
    7,936.95x = 54,238,799.12
  5. Step 5: Solve for x
    x = 54,238,799.12/7,936.95
  6. Step 6: Final answer
    x = 6,833.71

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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.