Home / 3,500.36-4,831.11-2,742.62

Finding the Fourth Proportional to 3,500.36, 4,831.11 and 2,742.62

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Solution

The fourth proportional to 3,500.36, 4,831.11 and 2,742.62 is: 3,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.36 : 4,831.11 = 2,742.62 : x
  2. Step 2: Convert to fraction form
    3,500.36/4,831.11 = 2,742.62/x
  3. Step 3: Cross multiply
    3,500.36x = 4,831.11 × 2,742.62
  4. Step 4: Simplify right side
    3,500.36x = 13,249,898.91
  5. Step 5: Solve for x
    x = 13,249,898.91/3,500.36
  6. Step 6: Final answer
    x = 3,785.30

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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.