Home / 2,962.76-4,440.50-1,645.40

Finding the Fourth Proportional to 2,962.76, 4,440.50 and 1,645.40

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Solution

The fourth proportional to 2,962.76, 4,440.50 and 1,645.40 is: 2,466.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.76 : 4,440.50 = 1,645.40 : x
  2. Step 2: Convert to fraction form
    2,962.76/4,440.50 = 1,645.40/x
  3. Step 3: Cross multiply
    2,962.76x = 4,440.50 × 1,645.40
  4. Step 4: Simplify right side
    2,962.76x = 7,306,398.70
  5. Step 5: Solve for x
    x = 7,306,398.70/2,962.76
  6. Step 6: Final answer
    x = 2,466.08

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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.