Home / 4,811.32-7,218.25-2,038.11

Finding the Fourth Proportional to 4,811.32, 7,218.25 and 2,038.11

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Solution

The fourth proportional to 4,811.32, 7,218.25 and 2,038.11 is: 3,057.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.32 : 7,218.25 = 2,038.11 : x
  2. Step 2: Convert to fraction form
    4,811.32/7,218.25 = 2,038.11/x
  3. Step 3: Cross multiply
    4,811.32x = 7,218.25 × 2,038.11
  4. Step 4: Simplify right side
    4,811.32x = 14,711,587.51
  5. Step 5: Solve for x
    x = 14,711,587.51/4,811.32
  6. Step 6: Final answer
    x = 3,057.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.