Home / 6,515.46-8,991.54-3,683.34

Finding the Fourth Proportional to 6,515.46, 8,991.54 and 3,683.34

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Solution

The fourth proportional to 6,515.46, 8,991.54 and 3,683.34 is: 5,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.46 : 8,991.54 = 3,683.34 : x
  2. Step 2: Convert to fraction form
    6,515.46/8,991.54 = 3,683.34/x
  3. Step 3: Cross multiply
    6,515.46x = 8,991.54 × 3,683.34
  4. Step 4: Simplify right side
    6,515.46x = 33,118,898.94
  5. Step 5: Solve for x
    x = 33,118,898.94/6,515.46
  6. Step 6: Final answer
    x = 5,083.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.