Home / 7,020.56-10,527.16-3,506.80

Finding the Fourth Proportional to 7,020.56, 10,527.16 and 3,506.80

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Solution

The fourth proportional to 7,020.56, 10,527.16 and 3,506.80 is: 5,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.56 : 10,527.16 = 3,506.80 : x
  2. Step 2: Convert to fraction form
    7,020.56/10,527.16 = 3,506.80/x
  3. Step 3: Cross multiply
    7,020.56x = 10,527.16 × 3,506.80
  4. Step 4: Simplify right side
    7,020.56x = 36,916,644.69
  5. Step 5: Solve for x
    x = 36,916,644.69/7,020.56
  6. Step 6: Final answer
    x = 5,258.36

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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.