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Finding the Fourth Proportional to 2,355.92, 3,533.84 and 576.99

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Solution

The fourth proportional to 2,355.92, 3,533.84 and 576.99 is: 865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.92 : 3,533.84 = 576.99 : x
  2. Step 2: Convert to fraction form
    2,355.92/3,533.84 = 576.99/x
  3. Step 3: Cross multiply
    2,355.92x = 3,533.84 × 576.99
  4. Step 4: Simplify right side
    2,355.92x = 2,039,000.62
  5. Step 5: Solve for x
    x = 2,039,000.62/2,355.92
  6. Step 6: Final answer
    x = 865.48

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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.