Home / 4,289.46-6,427.08-2,726.70

Finding the Fourth Proportional to 4,289.46, 6,427.08 and 2,726.70

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Solution

The fourth proportional to 4,289.46, 6,427.08 and 2,726.70 is: 4,085.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.46 : 6,427.08 = 2,726.70 : x
  2. Step 2: Convert to fraction form
    4,289.46/6,427.08 = 2,726.70/x
  3. Step 3: Cross multiply
    4,289.46x = 6,427.08 × 2,726.70
  4. Step 4: Simplify right side
    4,289.46x = 17,524,719.04
  5. Step 5: Solve for x
    x = 17,524,719.04/4,289.46
  6. Step 6: Final answer
    x = 4,085.53

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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.