Home / 4,226.87-5,831.29-2,830.07

Finding the Fourth Proportional to 4,226.87, 5,831.29 and 2,830.07

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Solution

The fourth proportional to 4,226.87, 5,831.29 and 2,830.07 is: 3,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.87 : 5,831.29 = 2,830.07 : x
  2. Step 2: Convert to fraction form
    4,226.87/5,831.29 = 2,830.07/x
  3. Step 3: Cross multiply
    4,226.87x = 5,831.29 × 2,830.07
  4. Step 4: Simplify right side
    4,226.87x = 16,502,958.89
  5. Step 5: Solve for x
    x = 16,502,958.89/4,226.87
  6. Step 6: Final answer
    x = 3,904.30

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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.