Home / 6,220.04-8,583.86-3,387.53

Finding the Fourth Proportional to 6,220.04, 8,583.86 and 3,387.53

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Solution

The fourth proportional to 6,220.04, 8,583.86 and 3,387.53 is: 4,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.04 : 8,583.86 = 3,387.53 : x
  2. Step 2: Convert to fraction form
    6,220.04/8,583.86 = 3,387.53/x
  3. Step 3: Cross multiply
    6,220.04x = 8,583.86 × 3,387.53
  4. Step 4: Simplify right side
    6,220.04x = 29,078,083.27
  5. Step 5: Solve for x
    x = 29,078,083.27/6,220.04
  6. Step 6: Final answer
    x = 4,674.90

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1.5x scale

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.