Home / 4,901.28-6,763.78-2,663.14

Finding the Fourth Proportional to 4,901.28, 6,763.78 and 2,663.14

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Solution

The fourth proportional to 4,901.28, 6,763.78 and 2,663.14 is: 3,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.28 : 6,763.78 = 2,663.14 : x
  2. Step 2: Convert to fraction form
    4,901.28/6,763.78 = 2,663.14/x
  3. Step 3: Cross multiply
    4,901.28x = 6,763.78 × 2,663.14
  4. Step 4: Simplify right side
    4,901.28x = 18,012,893.07
  5. Step 5: Solve for x
    x = 18,012,893.07/4,901.28
  6. Step 6: Final answer
    x = 3,675.14

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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.