Home / 4,351.23-6,525.47-1,428.86

Finding the Fourth Proportional to 4,351.23, 6,525.47 and 1,428.86

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Solution

The fourth proportional to 4,351.23, 6,525.47 and 1,428.86 is: 2,142.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.23 : 6,525.47 = 1,428.86 : x
  2. Step 2: Convert to fraction form
    4,351.23/6,525.47 = 1,428.86/x
  3. Step 3: Cross multiply
    4,351.23x = 6,525.47 × 1,428.86
  4. Step 4: Simplify right side
    4,351.23x = 9,323,943.29
  5. Step 5: Solve for x
    x = 9,323,943.29/4,351.23
  6. Step 6: Final answer
    x = 2,142.83

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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.