Home / 4,526.65-6,789.98-1,239.77

Finding the Fourth Proportional to 4,526.65, 6,789.98 and 1,239.77

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Solution

The fourth proportional to 4,526.65, 6,789.98 and 1,239.77 is: 1,859.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,526.65 : 6,789.98 = 1,239.77 : x
  2. Step 2: Convert to fraction form
    4,526.65/6,789.98 = 1,239.77/x
  3. Step 3: Cross multiply
    4,526.65x = 6,789.98 × 1,239.77
  4. Step 4: Simplify right side
    4,526.65x = 8,418,013.50
  5. Step 5: Solve for x
    x = 8,418,013.50/4,526.65
  6. Step 6: Final answer
    x = 1,859.66

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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.