Home / 4,945.14-6,824.28-2,849.22

Finding the Fourth Proportional to 4,945.14, 6,824.28 and 2,849.22

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Solution

The fourth proportional to 4,945.14, 6,824.28 and 2,849.22 is: 3,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.14 : 6,824.28 = 2,849.22 : x
  2. Step 2: Convert to fraction form
    4,945.14/6,824.28 = 2,849.22/x
  3. Step 3: Cross multiply
    4,945.14x = 6,824.28 × 2,849.22
  4. Step 4: Simplify right side
    4,945.14x = 19,443,875.06
  5. Step 5: Solve for x
    x = 19,443,875.06/4,945.14
  6. Step 6: Final answer
    x = 3,931.92

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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.