Home / 5,490.96-8,236.72-1,595.68

Finding the Fourth Proportional to 5,490.96, 8,236.72 and 1,595.68

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Solution

The fourth proportional to 5,490.96, 8,236.72 and 1,595.68 is: 2,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.96 : 8,236.72 = 1,595.68 : x
  2. Step 2: Convert to fraction form
    5,490.96/8,236.72 = 1,595.68/x
  3. Step 3: Cross multiply
    5,490.96x = 8,236.72 × 1,595.68
  4. Step 4: Simplify right side
    5,490.96x = 13,143,169.37
  5. Step 5: Solve for x
    x = 13,143,169.37/5,490.96
  6. Step 6: Final answer
    x = 2,393.60

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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.