Home / 2,776.10-3,831.14-1,597.56

Finding the Fourth Proportional to 2,776.10, 3,831.14 and 1,597.56

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Solution

The fourth proportional to 2,776.10, 3,831.14 and 1,597.56 is: 2,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.10 : 3,831.14 = 1,597.56 : x
  2. Step 2: Convert to fraction form
    2,776.10/3,831.14 = 1,597.56/x
  3. Step 3: Cross multiply
    2,776.10x = 3,831.14 × 1,597.56
  4. Step 4: Simplify right side
    2,776.10x = 6,120,476.02
  5. Step 5: Solve for x
    x = 6,120,476.02/2,776.10
  6. Step 6: Final answer
    x = 2,204.70

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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.