Home / 5,579.02-8,368.17-2,116.18

Finding the Fourth Proportional to 5,579.02, 8,368.17 and 2,116.18

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Solution

The fourth proportional to 5,579.02, 8,368.17 and 2,116.18 is: 3,174.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.02 : 8,368.17 = 2,116.18 : x
  2. Step 2: Convert to fraction form
    5,579.02/8,368.17 = 2,116.18/x
  3. Step 3: Cross multiply
    5,579.02x = 8,368.17 × 2,116.18
  4. Step 4: Simplify right side
    5,579.02x = 17,708,553.99
  5. Step 5: Solve for x
    x = 17,708,553.99/5,579.02
  6. Step 6: Final answer
    x = 3,174.13

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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.