Home / 6,359.90-9,537.60-2,660.18

Finding the Fourth Proportional to 6,359.90, 9,537.60 and 2,660.18

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Solution

The fourth proportional to 6,359.90, 9,537.60 and 2,660.18 is: 3,989.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.90 : 9,537.60 = 2,660.18 : x
  2. Step 2: Convert to fraction form
    6,359.90/9,537.60 = 2,660.18/x
  3. Step 3: Cross multiply
    6,359.90x = 9,537.60 × 2,660.18
  4. Step 4: Simplify right side
    6,359.90x = 25,371,732.77
  5. Step 5: Solve for x
    x = 25,371,732.77/6,359.90
  6. Step 6: Final answer
    x = 3,989.33

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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.