Home / 9,236.40-13,856.48-3,393.04

Finding the Fourth Proportional to 9,236.40, 13,856.48 and 3,393.04

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Solution

The fourth proportional to 9,236.40, 13,856.48 and 3,393.04 is: 5,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.40 : 13,856.48 = 3,393.04 : x
  2. Step 2: Convert to fraction form
    9,236.40/13,856.48 = 3,393.04/x
  3. Step 3: Cross multiply
    9,236.40x = 13,856.48 × 3,393.04
  4. Step 4: Simplify right side
    9,236.40x = 47,015,590.90
  5. Step 5: Solve for x
    x = 47,015,590.90/9,236.40
  6. Step 6: Final answer
    x = 5,090.25

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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.