Home / 4,921.59-6,792.86-2,826.87

Finding the Fourth Proportional to 4,921.59, 6,792.86 and 2,826.87

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Solution

The fourth proportional to 4,921.59, 6,792.86 and 2,826.87 is: 3,901.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.59 : 6,792.86 = 2,826.87 : x
  2. Step 2: Convert to fraction form
    4,921.59/6,792.86 = 2,826.87/x
  3. Step 3: Cross multiply
    4,921.59x = 6,792.86 × 2,826.87
  4. Step 4: Simplify right side
    4,921.59x = 19,202,518.01
  5. Step 5: Solve for x
    x = 19,202,518.01/4,921.59
  6. Step 6: Final answer
    x = 3,901.69

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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.