Home / 4,917.48-6,785.67-2,927.71

Finding the Fourth Proportional to 4,917.48, 6,785.67 and 2,927.71

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Solution

The fourth proportional to 4,917.48, 6,785.67 and 2,927.71 is: 4,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.48 : 6,785.67 = 2,927.71 : x
  2. Step 2: Convert to fraction form
    4,917.48/6,785.67 = 2,927.71/x
  3. Step 3: Cross multiply
    4,917.48x = 6,785.67 × 2,927.71
  4. Step 4: Simplify right side
    4,917.48x = 19,866,473.92
  5. Step 5: Solve for x
    x = 19,866,473.92/4,917.48
  6. Step 6: Final answer
    x = 4,039.97

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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.