Home / 5,444.77-8,167.12-1,982.02

Finding the Fourth Proportional to 5,444.77, 8,167.12 and 1,982.02

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Solution

The fourth proportional to 5,444.77, 8,167.12 and 1,982.02 is: 2,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.77 : 8,167.12 = 1,982.02 : x
  2. Step 2: Convert to fraction form
    5,444.77/8,167.12 = 1,982.02/x
  3. Step 3: Cross multiply
    5,444.77x = 8,167.12 × 1,982.02
  4. Step 4: Simplify right side
    5,444.77x = 16,187,344.44
  5. Step 5: Solve for x
    x = 16,187,344.44/5,444.77
  6. Step 6: Final answer
    x = 2,973.01

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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.