Home / 4,279.14-5,905.80-2,511.33

Finding the Fourth Proportional to 4,279.14, 5,905.80 and 2,511.33

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Solution

The fourth proportional to 4,279.14, 5,905.80 and 2,511.33 is: 3,465.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279.14 : 5,905.80 = 2,511.33 : x
  2. Step 2: Convert to fraction form
    4,279.14/5,905.80 = 2,511.33/x
  3. Step 3: Cross multiply
    4,279.14x = 5,905.80 × 2,511.33
  4. Step 4: Simplify right side
    4,279.14x = 14,831,412.71
  5. Step 5: Solve for x
    x = 14,831,412.71/4,279.14
  6. Step 6: Final answer
    x = 3,465.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.