Home / 5,557.39-8,342.59-4,388.18

Finding the Fourth Proportional to 5,557.39, 8,342.59 and 4,388.18

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Solution

The fourth proportional to 5,557.39, 8,342.59 and 4,388.18 is: 6,587.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.39 : 8,342.59 = 4,388.18 : x
  2. Step 2: Convert to fraction form
    5,557.39/8,342.59 = 4,388.18/x
  3. Step 3: Cross multiply
    5,557.39x = 8,342.59 × 4,388.18
  4. Step 4: Simplify right side
    5,557.39x = 36,608,777.94
  5. Step 5: Solve for x
    x = 36,608,777.94/5,557.39
  6. Step 6: Final answer
    x = 6,587.41

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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.