Home / 6,557.76-9,830.68-3,271.86

Finding the Fourth Proportional to 6,557.76, 9,830.68 and 3,271.86

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Solution

The fourth proportional to 6,557.76, 9,830.68 and 3,271.86 is: 4,904.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557.76 : 9,830.68 = 3,271.86 : x
  2. Step 2: Convert to fraction form
    6,557.76/9,830.68 = 3,271.86/x
  3. Step 3: Cross multiply
    6,557.76x = 9,830.68 × 3,271.86
  4. Step 4: Simplify right side
    6,557.76x = 32,164,608.66
  5. Step 5: Solve for x
    x = 32,164,608.66/6,557.76
  6. Step 6: Final answer
    x = 4,904.82

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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.