Home / 4,359.52-6,538.61-1,239.67

Finding the Fourth Proportional to 4,359.52, 6,538.61 and 1,239.67

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Solution

The fourth proportional to 4,359.52, 6,538.61 and 1,239.67 is: 1,859.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,359.52 : 6,538.61 = 1,239.67 : x
  2. Step 2: Convert to fraction form
    4,359.52/6,538.61 = 1,239.67/x
  3. Step 3: Cross multiply
    4,359.52x = 6,538.61 × 1,239.67
  4. Step 4: Simplify right side
    4,359.52x = 8,105,712.46
  5. Step 5: Solve for x
    x = 8,105,712.46/4,359.52
  6. Step 6: Final answer
    x = 1,859.31

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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.