Home / 5,915.23-8,873.31-1,966.34

Finding the Fourth Proportional to 5,915.23, 8,873.31 and 1,966.34

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Solution

The fourth proportional to 5,915.23, 8,873.31 and 1,966.34 is: 2,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.23 : 8,873.31 = 1,966.34 : x
  2. Step 2: Convert to fraction form
    5,915.23/8,873.31 = 1,966.34/x
  3. Step 3: Cross multiply
    5,915.23x = 8,873.31 × 1,966.34
  4. Step 4: Simplify right side
    5,915.23x = 17,447,973.94
  5. Step 5: Solve for x
    x = 17,447,973.94/5,915.23
  6. Step 6: Final answer
    x = 2,949.67

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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.