Home / 3,500.83-4,831.85-2,009.76

Finding the Fourth Proportional to 3,500.83, 4,831.85 and 2,009.76

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Solution

The fourth proportional to 3,500.83, 4,831.85 and 2,009.76 is: 2,773.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.83 : 4,831.85 = 2,009.76 : x
  2. Step 2: Convert to fraction form
    3,500.83/4,831.85 = 2,009.76/x
  3. Step 3: Cross multiply
    3,500.83x = 4,831.85 × 2,009.76
  4. Step 4: Simplify right side
    3,500.83x = 9,710,858.86
  5. Step 5: Solve for x
    x = 9,710,858.86/3,500.83
  6. Step 6: Final answer
    x = 2,773.87

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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.