Home / 5,721.67-8,585.75-3,089.14

Finding the Fourth Proportional to 5,721.67, 8,585.75 and 3,089.14

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Solution

The fourth proportional to 5,721.67, 8,585.75 and 3,089.14 is: 4,635.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.67 : 8,585.75 = 3,089.14 : x
  2. Step 2: Convert to fraction form
    5,721.67/8,585.75 = 3,089.14/x
  3. Step 3: Cross multiply
    5,721.67x = 8,585.75 × 3,089.14
  4. Step 4: Simplify right side
    5,721.67x = 26,522,583.76
  5. Step 5: Solve for x
    x = 26,522,583.76/5,721.67
  6. Step 6: Final answer
    x = 4,635.46

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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.