Home / 5,851.40-8,772.96-2,927.60

Finding the Fourth Proportional to 5,851.40, 8,772.96 and 2,927.60

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Solution

The fourth proportional to 5,851.40, 8,772.96 and 2,927.60 is: 4,389.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.40 : 8,772.96 = 2,927.60 : x
  2. Step 2: Convert to fraction form
    5,851.40/8,772.96 = 2,927.60/x
  3. Step 3: Cross multiply
    5,851.40x = 8,772.96 × 2,927.60
  4. Step 4: Simplify right side
    5,851.40x = 25,683,717.70
  5. Step 5: Solve for x
    x = 25,683,717.70/5,851.40
  6. Step 6: Final answer
    x = 4,389.33

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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.