Home / 4,511.50-6,767.55-1,224.32

Finding the Fourth Proportional to 4,511.50, 6,767.55 and 1,224.32

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Solution

The fourth proportional to 4,511.50, 6,767.55 and 1,224.32 is: 1,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.50 : 6,767.55 = 1,224.32 : x
  2. Step 2: Convert to fraction form
    4,511.50/6,767.55 = 1,224.32/x
  3. Step 3: Cross multiply
    4,511.50x = 6,767.55 × 1,224.32
  4. Step 4: Simplify right side
    4,511.50x = 8,285,612.98
  5. Step 5: Solve for x
    x = 8,285,612.98/4,511.50
  6. Step 6: Final answer
    x = 1,836.55

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Half scale
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Double scale
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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.