Home / 5,838.72-8,056.96-3,320.64

Finding the Fourth Proportional to 5,838.72, 8,056.96 and 3,320.64

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Solution

The fourth proportional to 5,838.72, 8,056.96 and 3,320.64 is: 4,582.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.72 : 8,056.96 = 3,320.64 : x
  2. Step 2: Convert to fraction form
    5,838.72/8,056.96 = 3,320.64/x
  3. Step 3: Cross multiply
    5,838.72x = 8,056.96 × 3,320.64
  4. Step 4: Simplify right side
    5,838.72x = 26,754,263.65
  5. Step 5: Solve for x
    x = 26,754,263.65/5,838.72
  6. Step 6: Final answer
    x = 4,582.21

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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.