Home / 4,700.85-7,051.28-3,996.15

Finding the Fourth Proportional to 4,700.85, 7,051.28 and 3,996.15

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Solution

The fourth proportional to 4,700.85, 7,051.28 and 3,996.15 is: 5,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.85 : 7,051.28 = 3,996.15 : x
  2. Step 2: Convert to fraction form
    4,700.85/7,051.28 = 3,996.15/x
  3. Step 3: Cross multiply
    4,700.85x = 7,051.28 × 3,996.15
  4. Step 4: Simplify right side
    4,700.85x = 28,177,952.59
  5. Step 5: Solve for x
    x = 28,177,952.59/4,700.85
  6. Step 6: Final answer
    x = 5,994.23

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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.