Home / 4,991.37-7,487.72-1,703.58

Finding the Fourth Proportional to 4,991.37, 7,487.72 and 1,703.58

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Solution

The fourth proportional to 4,991.37, 7,487.72 and 1,703.58 is: 2,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.37 : 7,487.72 = 1,703.58 : x
  2. Step 2: Convert to fraction form
    4,991.37/7,487.72 = 1,703.58/x
  3. Step 3: Cross multiply
    4,991.37x = 7,487.72 × 1,703.58
  4. Step 4: Simplify right side
    4,991.37x = 12,755,930.04
  5. Step 5: Solve for x
    x = 12,755,930.04/4,991.37
  6. Step 6: Final answer
    x = 2,555.60

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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.