Home / 4,328.69-6,491.61-1,731.02

Finding the Fourth Proportional to 4,328.69, 6,491.61 and 1,731.02

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Solution

The fourth proportional to 4,328.69, 6,491.61 and 1,731.02 is: 2,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.69 : 6,491.61 = 1,731.02 : x
  2. Step 2: Convert to fraction form
    4,328.69/6,491.61 = 1,731.02/x
  3. Step 3: Cross multiply
    4,328.69x = 6,491.61 × 1,731.02
  4. Step 4: Simplify right side
    4,328.69x = 11,237,074.28
  5. Step 5: Solve for x
    x = 11,237,074.28/4,328.69
  6. Step 6: Final answer
    x = 2,595.96

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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.