Home / 4,328.33-6,493.14-1,405.94

Finding the Fourth Proportional to 4,328.33, 6,493.14 and 1,405.94

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Solution

The fourth proportional to 4,328.33, 6,493.14 and 1,405.94 is: 2,109.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.33 : 6,493.14 = 1,405.94 : x
  2. Step 2: Convert to fraction form
    4,328.33/6,493.14 = 1,405.94/x
  3. Step 3: Cross multiply
    4,328.33x = 6,493.14 × 1,405.94
  4. Step 4: Simplify right side
    4,328.33x = 9,128,932.79
  5. Step 5: Solve for x
    x = 9,128,932.79/4,328.33
  6. Step 6: Final answer
    x = 2,109.11

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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.