Home / 8,259.10-12,388.66-3,575.28

Finding the Fourth Proportional to 8,259.10, 12,388.66 and 3,575.28

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Solution

The fourth proportional to 8,259.10, 12,388.66 and 3,575.28 is: 5,362.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.10 : 12,388.66 = 3,575.28 : x
  2. Step 2: Convert to fraction form
    8,259.10/12,388.66 = 3,575.28/x
  3. Step 3: Cross multiply
    8,259.10x = 12,388.66 × 3,575.28
  4. Step 4: Simplify right side
    8,259.10x = 44,292,928.32
  5. Step 5: Solve for x
    x = 44,292,928.32/8,259.10
  6. Step 6: Final answer
    x = 5,362.92

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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.