Home / 7,236.36-10,852.56-2,853.72

Finding the Fourth Proportional to 7,236.36, 10,852.56 and 2,853.72

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Solution

The fourth proportional to 7,236.36, 10,852.56 and 2,853.72 is: 4,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.36 : 10,852.56 = 2,853.72 : x
  2. Step 2: Convert to fraction form
    7,236.36/10,852.56 = 2,853.72/x
  3. Step 3: Cross multiply
    7,236.36x = 10,852.56 × 2,853.72
  4. Step 4: Simplify right side
    7,236.36x = 30,970,167.52
  5. Step 5: Solve for x
    x = 30,970,167.52/7,236.36
  6. Step 6: Final answer
    x = 4,279.80

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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.