Home / 4,296.32-6,435.84-2,240

Finding the Fourth Proportional to 4,296.32, 6,435.84 and 2,240

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Solution

The fourth proportional to 4,296.32, 6,435.84 and 2,240 is: 3,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,296.32 : 6,435.84 = 2,240 : x
  2. Step 2: Convert to fraction form
    4,296.32/6,435.84 = 2,240/x
  3. Step 3: Cross multiply
    4,296.32x = 6,435.84 × 2,240
  4. Step 4: Simplify right side
    4,296.32x = 14,416,281.60
  5. Step 5: Solve for x
    x = 14,416,281.60/4,296.32
  6. Step 6: Final answer
    x = 3,355.50

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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.