Home / 5,479.42-8,200.38-4,602.82

Finding the Fourth Proportional to 5,479.42, 8,200.38 and 4,602.82

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Solution

The fourth proportional to 5,479.42, 8,200.38 and 4,602.82 is: 6,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.42 : 8,200.38 = 4,602.82 : x
  2. Step 2: Convert to fraction form
    5,479.42/8,200.38 = 4,602.82/x
  3. Step 3: Cross multiply
    5,479.42x = 8,200.38 × 4,602.82
  4. Step 4: Simplify right side
    5,479.42x = 37,744,873.07
  5. Step 5: Solve for x
    x = 37,744,873.07/5,479.42
  6. Step 6: Final answer
    x = 6,888.48

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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.