Home / 5,538.28-8,305.02-2,074.60

Finding the Fourth Proportional to 5,538.28, 8,305.02 and 2,074.60

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Solution

The fourth proportional to 5,538.28, 8,305.02 and 2,074.60 is: 3,111.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.28 : 8,305.02 = 2,074.60 : x
  2. Step 2: Convert to fraction form
    5,538.28/8,305.02 = 2,074.60/x
  3. Step 3: Cross multiply
    5,538.28x = 8,305.02 × 2,074.60
  4. Step 4: Simplify right side
    5,538.28x = 17,229,594.49
  5. Step 5: Solve for x
    x = 17,229,594.49/5,538.28
  6. Step 6: Final answer
    x = 3,111.00

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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.