Home / 6,117.42-8,442.39-3,464.98

Finding the Fourth Proportional to 6,117.42, 8,442.39 and 3,464.98

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Solution

The fourth proportional to 6,117.42, 8,442.39 and 3,464.98 is: 4,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.42 : 8,442.39 = 3,464.98 : x
  2. Step 2: Convert to fraction form
    6,117.42/8,442.39 = 3,464.98/x
  3. Step 3: Cross multiply
    6,117.42x = 8,442.39 × 3,464.98
  4. Step 4: Simplify right side
    6,117.42x = 29,252,704.39
  5. Step 5: Solve for x
    x = 29,252,704.39/6,117.42
  6. Step 6: Final answer
    x = 4,781.87

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1.5x scale

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.