Home / 5,725.60-8,588.80-2,262.40

Finding the Fourth Proportional to 5,725.60, 8,588.80 and 2,262.40

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Solution

The fourth proportional to 5,725.60, 8,588.80 and 2,262.40 is: 3,393.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.60 : 8,588.80 = 2,262.40 : x
  2. Step 2: Convert to fraction form
    5,725.60/8,588.80 = 2,262.40/x
  3. Step 3: Cross multiply
    5,725.60x = 8,588.80 × 2,262.40
  4. Step 4: Simplify right side
    5,725.60x = 19,431,301.12
  5. Step 5: Solve for x
    x = 19,431,301.12/5,725.60
  6. Step 6: Final answer
    x = 3,393.76

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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.