Home / 4,526.34-6,789.46-1,239.43

Finding the Fourth Proportional to 4,526.34, 6,789.46 and 1,239.43

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Solution

The fourth proportional to 4,526.34, 6,789.46 and 1,239.43 is: 1,859.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,526.34 : 6,789.46 = 1,239.43 : x
  2. Step 2: Convert to fraction form
    4,526.34/6,789.46 = 1,239.43/x
  3. Step 3: Cross multiply
    4,526.34x = 6,789.46 × 1,239.43
  4. Step 4: Simplify right side
    4,526.34x = 8,415,020.26
  5. Step 5: Solve for x
    x = 8,415,020.26/4,526.34
  6. Step 6: Final answer
    x = 1,859.12

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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.