Home / 4,484.26-6,721.84-2,140.83

Finding the Fourth Proportional to 4,484.26, 6,721.84 and 2,140.83

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Solution

The fourth proportional to 4,484.26, 6,721.84 and 2,140.83 is: 3,209.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,484.26 : 6,721.84 = 2,140.83 : x
  2. Step 2: Convert to fraction form
    4,484.26/6,721.84 = 2,140.83/x
  3. Step 3: Cross multiply
    4,484.26x = 6,721.84 × 2,140.83
  4. Step 4: Simplify right side
    4,484.26x = 14,390,307.36
  5. Step 5: Solve for x
    x = 14,390,307.36/4,484.26
  6. Step 6: Final answer
    x = 3,209.07

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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.