Home / 4,226.08-5,831.16-2,656.40

Finding the Fourth Proportional to 4,226.08, 5,831.16 and 2,656.40

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Solution

The fourth proportional to 4,226.08, 5,831.16 and 2,656.40 is: 3,665.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.08 : 5,831.16 = 2,656.40 : x
  2. Step 2: Convert to fraction form
    4,226.08/5,831.16 = 2,656.40/x
  3. Step 3: Cross multiply
    4,226.08x = 5,831.16 × 2,656.40
  4. Step 4: Simplify right side
    4,226.08x = 15,489,893.42
  5. Step 5: Solve for x
    x = 15,489,893.42/4,226.08
  6. Step 6: Final answer
    x = 3,665.31

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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.