Home / 6,117.32-8,441.62-3,465.12

Finding the Fourth Proportional to 6,117.32, 8,441.62 and 3,465.12

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Solution

The fourth proportional to 6,117.32, 8,441.62 and 3,465.12 is: 4,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.32 : 8,441.62 = 3,465.12 : x
  2. Step 2: Convert to fraction form
    6,117.32/8,441.62 = 3,465.12/x
  3. Step 3: Cross multiply
    6,117.32x = 8,441.62 × 3,465.12
  4. Step 4: Simplify right side
    6,117.32x = 29,251,226.29
  5. Step 5: Solve for x
    x = 29,251,226.29/6,117.32
  6. Step 6: Final answer
    x = 4,781.71

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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.