Home / 5,013.09-6,917.05-2,774.81

Finding the Fourth Proportional to 5,013.09, 6,917.05 and 2,774.81

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Solution

The fourth proportional to 5,013.09, 6,917.05 and 2,774.81 is: 3,828.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.09 : 6,917.05 = 2,774.81 : x
  2. Step 2: Convert to fraction form
    5,013.09/6,917.05 = 2,774.81/x
  3. Step 3: Cross multiply
    5,013.09x = 6,917.05 × 2,774.81
  4. Step 4: Simplify right side
    5,013.09x = 19,193,465.75
  5. Step 5: Solve for x
    x = 19,193,465.75/5,013.09
  6. Step 6: Final answer
    x = 3,828.67

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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.