Home / 4,770.36-7,156.58-1,997.16

Finding the Fourth Proportional to 4,770.36, 7,156.58 and 1,997.16

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Solution

The fourth proportional to 4,770.36, 7,156.58 and 1,997.16 is: 2,996.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.36 : 7,156.58 = 1,997.16 : x
  2. Step 2: Convert to fraction form
    4,770.36/7,156.58 = 1,997.16/x
  3. Step 3: Cross multiply
    4,770.36x = 7,156.58 × 1,997.16
  4. Step 4: Simplify right side
    4,770.36x = 14,292,835.31
  5. Step 5: Solve for x
    x = 14,292,835.31/4,770.36
  6. Step 6: Final answer
    x = 2,996.18

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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.