Home / 4,508.52-6,763.74-1,911.40

Finding the Fourth Proportional to 4,508.52, 6,763.74 and 1,911.40

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Solution

The fourth proportional to 4,508.52, 6,763.74 and 1,911.40 is: 2,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.52 : 6,763.74 = 1,911.40 : x
  2. Step 2: Convert to fraction form
    4,508.52/6,763.74 = 1,911.40/x
  3. Step 3: Cross multiply
    4,508.52x = 6,763.74 × 1,911.40
  4. Step 4: Simplify right side
    4,508.52x = 12,928,212.64
  5. Step 5: Solve for x
    x = 12,928,212.64/4,508.52
  6. Step 6: Final answer
    x = 2,867.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.