Home / 5,689.50-8,533.95-2,179.24

Finding the Fourth Proportional to 5,689.50, 8,533.95 and 2,179.24

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Solution

The fourth proportional to 5,689.50, 8,533.95 and 2,179.24 is: 3,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.50 : 8,533.95 = 2,179.24 : x
  2. Step 2: Convert to fraction form
    5,689.50/8,533.95 = 2,179.24/x
  3. Step 3: Cross multiply
    5,689.50x = 8,533.95 × 2,179.24
  4. Step 4: Simplify right side
    5,689.50x = 18,597,525.20
  5. Step 5: Solve for x
    x = 18,597,525.20/5,689.50
  6. Step 6: Final answer
    x = 3,268.75

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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.