Home / 4,150.64-5,727.86-2,287.64

Finding the Fourth Proportional to 4,150.64, 5,727.86 and 2,287.64

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Solution

The fourth proportional to 4,150.64, 5,727.86 and 2,287.64 is: 3,156.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.64 : 5,727.86 = 2,287.64 : x
  2. Step 2: Convert to fraction form
    4,150.64/5,727.86 = 2,287.64/x
  3. Step 3: Cross multiply
    4,150.64x = 5,727.86 × 2,287.64
  4. Step 4: Simplify right side
    4,150.64x = 13,103,281.65
  5. Step 5: Solve for x
    x = 13,103,281.65/4,150.64
  6. Step 6: Final answer
    x = 3,156.93

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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.