Home / 5,013.36-6,919.83-2,917.89

Finding the Fourth Proportional to 5,013.36, 6,919.83 and 2,917.89

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Solution

The fourth proportional to 5,013.36, 6,919.83 and 2,917.89 is: 4,027.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.36 : 6,919.83 = 2,917.89 : x
  2. Step 2: Convert to fraction form
    5,013.36/6,919.83 = 2,917.89/x
  3. Step 3: Cross multiply
    5,013.36x = 6,919.83 × 2,917.89
  4. Step 4: Simplify right side
    5,013.36x = 20,191,302.76
  5. Step 5: Solve for x
    x = 20,191,302.76/5,013.36
  6. Step 6: Final answer
    x = 4,027.50

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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.