Home / 5,919.32-8,166.18-4,152.08

Finding the Fourth Proportional to 5,919.32, 8,166.18 and 4,152.08

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Solution

The fourth proportional to 5,919.32, 8,166.18 and 4,152.08 is: 5,728.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.32 : 8,166.18 = 4,152.08 : x
  2. Step 2: Convert to fraction form
    5,919.32/8,166.18 = 4,152.08/x
  3. Step 3: Cross multiply
    5,919.32x = 8,166.18 × 4,152.08
  4. Step 4: Simplify right side
    5,919.32x = 33,906,632.65
  5. Step 5: Solve for x
    x = 33,906,632.65/5,919.32
  6. Step 6: Final answer
    x = 5,728.13

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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.