Home / 5,557.02-8,318.90-3,359.10

Finding the Fourth Proportional to 5,557.02, 8,318.90 and 3,359.10

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Solution

The fourth proportional to 5,557.02, 8,318.90 and 3,359.10 is: 5,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.02 : 8,318.90 = 3,359.10 : x
  2. Step 2: Convert to fraction form
    5,557.02/8,318.90 = 3,359.10/x
  3. Step 3: Cross multiply
    5,557.02x = 8,318.90 × 3,359.10
  4. Step 4: Simplify right side
    5,557.02x = 27,944,016.99
  5. Step 5: Solve for x
    x = 27,944,016.99/5,557.02
  6. Step 6: Final answer
    x = 5,028.60

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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.