Home / 4,281.59-6,422.70-1,816.13

Finding the Fourth Proportional to 4,281.59, 6,422.70 and 1,816.13

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Solution

The fourth proportional to 4,281.59, 6,422.70 and 1,816.13 is: 2,724.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.59 : 6,422.70 = 1,816.13 : x
  2. Step 2: Convert to fraction form
    4,281.59/6,422.70 = 1,816.13/x
  3. Step 3: Cross multiply
    4,281.59x = 6,422.70 × 1,816.13
  4. Step 4: Simplify right side
    4,281.59x = 11,664,458.15
  5. Step 5: Solve for x
    x = 11,664,458.15/4,281.59
  6. Step 6: Final answer
    x = 2,724.33

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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.