Home / 7,665.30-11,491.20-4,537.62

Finding the Fourth Proportional to 7,665.30, 11,491.20 and 4,537.62

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Solution

The fourth proportional to 7,665.30, 11,491.20 and 4,537.62 is: 6,802.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.30 : 11,491.20 = 4,537.62 : x
  2. Step 2: Convert to fraction form
    7,665.30/11,491.20 = 4,537.62/x
  3. Step 3: Cross multiply
    7,665.30x = 11,491.20 × 4,537.62
  4. Step 4: Simplify right side
    7,665.30x = 52,142,698.94
  5. Step 5: Solve for x
    x = 52,142,698.94/7,665.30
  6. Step 6: Final answer
    x = 6,802.43

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1.5x scale

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.