Home / 5,583.02-8,374.17-2,120.18

Finding the Fourth Proportional to 5,583.02, 8,374.17 and 2,120.18

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Solution

The fourth proportional to 5,583.02, 8,374.17 and 2,120.18 is: 3,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.02 : 8,374.17 = 2,120.18 : x
  2. Step 2: Convert to fraction form
    5,583.02/8,374.17 = 2,120.18/x
  3. Step 3: Cross multiply
    5,583.02x = 8,374.17 × 2,120.18
  4. Step 4: Simplify right side
    5,583.02x = 17,754,747.75
  5. Step 5: Solve for x
    x = 17,754,747.75/5,583.02
  6. Step 6: Final answer
    x = 3,180.13

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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.