Home / 6,423.64-9,634.74-1,806.52

Finding the Fourth Proportional to 6,423.64, 9,634.74 and 1,806.52

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Solution

The fourth proportional to 6,423.64, 9,634.74 and 1,806.52 is: 2,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.64 : 9,634.74 = 1,806.52 : x
  2. Step 2: Convert to fraction form
    6,423.64/9,634.74 = 1,806.52/x
  3. Step 3: Cross multiply
    6,423.64x = 9,634.74 × 1,806.52
  4. Step 4: Simplify right side
    6,423.64x = 17,405,350.50
  5. Step 5: Solve for x
    x = 17,405,350.50/6,423.64
  6. Step 6: Final answer
    x = 2,709.58

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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.