Home / 3,237.52-4,856.28-1,289.74

Finding the Fourth Proportional to 3,237.52, 4,856.28 and 1,289.74

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Solution

The fourth proportional to 3,237.52, 4,856.28 and 1,289.74 is: 1,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.52 : 4,856.28 = 1,289.74 : x
  2. Step 2: Convert to fraction form
    3,237.52/4,856.28 = 1,289.74/x
  3. Step 3: Cross multiply
    3,237.52x = 4,856.28 × 1,289.74
  4. Step 4: Simplify right side
    3,237.52x = 6,263,338.57
  5. Step 5: Solve for x
    x = 6,263,338.57/3,237.52
  6. Step 6: Final answer
    x = 1,934.61

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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.