Home / 4,150.86-5,727.51-2,287.50

Finding the Fourth Proportional to 4,150.86, 5,727.51 and 2,287.50

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Solution

The fourth proportional to 4,150.86, 5,727.51 and 2,287.50 is: 3,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.86 : 5,727.51 = 2,287.50 : x
  2. Step 2: Convert to fraction form
    4,150.86/5,727.51 = 2,287.50/x
  3. Step 3: Cross multiply
    4,150.86x = 5,727.51 × 2,287.50
  4. Step 4: Simplify right side
    4,150.86x = 13,101,679.13
  5. Step 5: Solve for x
    x = 13,101,679.13/4,150.86
  6. Step 6: Final answer
    x = 3,156.38

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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.