Home / 4,291.17-6,428.58-2,443.56

Finding the Fourth Proportional to 4,291.17, 6,428.58 and 2,443.56

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Solution

The fourth proportional to 4,291.17, 6,428.58 and 2,443.56 is: 3,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.17 : 6,428.58 = 2,443.56 : x
  2. Step 2: Convert to fraction form
    4,291.17/6,428.58 = 2,443.56/x
  3. Step 3: Cross multiply
    4,291.17x = 6,428.58 × 2,443.56
  4. Step 4: Simplify right side
    4,291.17x = 15,708,620.94
  5. Step 5: Solve for x
    x = 15,708,620.94/4,291.17
  6. Step 6: Final answer
    x = 3,660.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.