Home / 9,751.20-14,628-3,175.62

Finding the Fourth Proportional to 9,751.20, 14,628 and 3,175.62

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Solution

The fourth proportional to 9,751.20, 14,628 and 3,175.62 is: 4,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,751.20 : 14,628 = 3,175.62 : x
  2. Step 2: Convert to fraction form
    9,751.20/14,628 = 3,175.62/x
  3. Step 3: Cross multiply
    9,751.20x = 14,628 × 3,175.62
  4. Step 4: Simplify right side
    9,751.20x = 46,452,969.36
  5. Step 5: Solve for x
    x = 46,452,969.36/9,751.20
  6. Step 6: Final answer
    x = 4,763.82

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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.