Home / 5,705.37-8,560.08-2,785.32

Finding the Fourth Proportional to 5,705.37, 8,560.08 and 2,785.32

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Solution

The fourth proportional to 5,705.37, 8,560.08 and 2,785.32 is: 4,178.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.37 : 8,560.08 = 2,785.32 : x
  2. Step 2: Convert to fraction form
    5,705.37/8,560.08 = 2,785.32/x
  3. Step 3: Cross multiply
    5,705.37x = 8,560.08 × 2,785.32
  4. Step 4: Simplify right side
    5,705.37x = 23,842,562.03
  5. Step 5: Solve for x
    x = 23,842,562.03/5,705.37
  6. Step 6: Final answer
    x = 4,178.97

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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.