Home / 4,738.74-7,108.10-1,962.36

Finding the Fourth Proportional to 4,738.74, 7,108.10 and 1,962.36

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Solution

The fourth proportional to 4,738.74, 7,108.10 and 1,962.36 is: 2,943.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.74 : 7,108.10 = 1,962.36 : x
  2. Step 2: Convert to fraction form
    4,738.74/7,108.10 = 1,962.36/x
  3. Step 3: Cross multiply
    4,738.74x = 7,108.10 × 1,962.36
  4. Step 4: Simplify right side
    4,738.74x = 13,948,641.30
  5. Step 5: Solve for x
    x = 13,948,641.30/4,738.74
  6. Step 6: Final answer
    x = 2,943.53

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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.