Home / 2,776.06-3,831.15-1,597.60

Finding the Fourth Proportional to 2,776.06, 3,831.15 and 1,597.60

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Solution

The fourth proportional to 2,776.06, 3,831.15 and 1,597.60 is: 2,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.06 : 3,831.15 = 1,597.60 : x
  2. Step 2: Convert to fraction form
    2,776.06/3,831.15 = 1,597.60/x
  3. Step 3: Cross multiply
    2,776.06x = 3,831.15 × 1,597.60
  4. Step 4: Simplify right side
    2,776.06x = 6,120,645.24
  5. Step 5: Solve for x
    x = 6,120,645.24/2,776.06
  6. Step 6: Final answer
    x = 2,204.80

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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.