Home / 4,308.90-6,467.08-1,972.46

Finding the Fourth Proportional to 4,308.90, 6,467.08 and 1,972.46

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Solution

The fourth proportional to 4,308.90, 6,467.08 and 1,972.46 is: 2,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.90 : 6,467.08 = 1,972.46 : x
  2. Step 2: Convert to fraction form
    4,308.90/6,467.08 = 1,972.46/x
  3. Step 3: Cross multiply
    4,308.90x = 6,467.08 × 1,972.46
  4. Step 4: Simplify right side
    4,308.90x = 12,756,056.62
  5. Step 5: Solve for x
    x = 12,756,056.62/4,308.90
  6. Step 6: Final answer
    x = 2,960.40

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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.