Home / 3,488.28-4,812.03-2,368.86

Finding the Fourth Proportional to 3,488.28, 4,812.03 and 2,368.86

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Solution

The fourth proportional to 3,488.28, 4,812.03 and 2,368.86 is: 3,267.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.28 : 4,812.03 = 2,368.86 : x
  2. Step 2: Convert to fraction form
    3,488.28/4,812.03 = 2,368.86/x
  3. Step 3: Cross multiply
    3,488.28x = 4,812.03 × 2,368.86
  4. Step 4: Simplify right side
    3,488.28x = 11,399,025.39
  5. Step 5: Solve for x
    x = 11,399,025.39/3,488.28
  6. Step 6: Final answer
    x = 3,267.81

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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.