Home / 5,873.02-8,105.28-3,220.95

Finding the Fourth Proportional to 5,873.02, 8,105.28 and 3,220.95

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Solution

The fourth proportional to 5,873.02, 8,105.28 and 3,220.95 is: 4,445.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.02 : 8,105.28 = 3,220.95 : x
  2. Step 2: Convert to fraction form
    5,873.02/8,105.28 = 3,220.95/x
  3. Step 3: Cross multiply
    5,873.02x = 8,105.28 × 3,220.95
  4. Step 4: Simplify right side
    5,873.02x = 26,106,701.62
  5. Step 5: Solve for x
    x = 26,106,701.62/5,873.02
  6. Step 6: Final answer
    x = 4,445.19

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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.