Home / 2,776.62-3,831.60-1,597.66

Finding the Fourth Proportional to 2,776.62, 3,831.60 and 1,597.66

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Solution

The fourth proportional to 2,776.62, 3,831.60 and 1,597.66 is: 2,204.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.62 : 3,831.60 = 1,597.66 : x
  2. Step 2: Convert to fraction form
    2,776.62/3,831.60 = 1,597.66/x
  3. Step 3: Cross multiply
    2,776.62x = 3,831.60 × 1,597.66
  4. Step 4: Simplify right side
    2,776.62x = 6,121,594.06
  5. Step 5: Solve for x
    x = 6,121,594.06/2,776.62
  6. Step 6: Final answer
    x = 2,204.69

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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.