Home / 5,236.47-7,853.11-1,725.82

Finding the Fourth Proportional to 5,236.47, 7,853.11 and 1,725.82

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Solution

The fourth proportional to 5,236.47, 7,853.11 and 1,725.82 is: 2,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.47 : 7,853.11 = 1,725.82 : x
  2. Step 2: Convert to fraction form
    5,236.47/7,853.11 = 1,725.82/x
  3. Step 3: Cross multiply
    5,236.47x = 7,853.11 × 1,725.82
  4. Step 4: Simplify right side
    5,236.47x = 13,553,054.30
  5. Step 5: Solve for x
    x = 13,553,054.30/5,236.47
  6. Step 6: Final answer
    x = 2,588.20

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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.