Home / 5,013.25-6,917.76-2,774.81

Finding the Fourth Proportional to 5,013.25, 6,917.76 and 2,774.81

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Solution

The fourth proportional to 5,013.25, 6,917.76 and 2,774.81 is: 3,828.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.25 : 6,917.76 = 2,774.81 : x
  2. Step 2: Convert to fraction form
    5,013.25/6,917.76 = 2,774.81/x
  3. Step 3: Cross multiply
    5,013.25x = 6,917.76 × 2,774.81
  4. Step 4: Simplify right side
    5,013.25x = 19,195,486.92
  5. Step 5: Solve for x
    x = 19,195,486.92/5,013.25
  6. Step 6: Final answer
    x = 3,828.95

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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.