Home / 4,841.05-7,255.19-1,917.76

Finding the Fourth Proportional to 4,841.05, 7,255.19 and 1,917.76

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Solution

The fourth proportional to 4,841.05, 7,255.19 and 1,917.76 is: 2,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,841.05 : 7,255.19 = 1,917.76 : x
  2. Step 2: Convert to fraction form
    4,841.05/7,255.19 = 1,917.76/x
  3. Step 3: Cross multiply
    4,841.05x = 7,255.19 × 1,917.76
  4. Step 4: Simplify right side
    4,841.05x = 13,913,713.17
  5. Step 5: Solve for x
    x = 13,913,713.17/4,841.05
  6. Step 6: Final answer
    x = 2,874.11

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1.5x scale

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.