Home / 4,686.10-7,025.68-2,836.78

Finding the Fourth Proportional to 4,686.10, 7,025.68 and 2,836.78

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Solution

The fourth proportional to 4,686.10, 7,025.68 and 2,836.78 is: 4,253.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.10 : 7,025.68 = 2,836.78 : x
  2. Step 2: Convert to fraction form
    4,686.10/7,025.68 = 2,836.78/x
  3. Step 3: Cross multiply
    4,686.10x = 7,025.68 × 2,836.78
  4. Step 4: Simplify right side
    4,686.10x = 19,930,334.09
  5. Step 5: Solve for x
    x = 19,930,334.09/4,686.10
  6. Step 6: Final answer
    x = 4,253.07

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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.