Home / 7,029.27-9,700.01-3,885.25

Finding the Fourth Proportional to 7,029.27, 9,700.01 and 3,885.25

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Solution

The fourth proportional to 7,029.27, 9,700.01 and 3,885.25 is: 5,361.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.27 : 9,700.01 = 3,885.25 : x
  2. Step 2: Convert to fraction form
    7,029.27/9,700.01 = 3,885.25/x
  3. Step 3: Cross multiply
    7,029.27x = 9,700.01 × 3,885.25
  4. Step 4: Simplify right side
    7,029.27x = 37,686,944.43
  5. Step 5: Solve for x
    x = 37,686,944.43/7,029.27
  6. Step 6: Final answer
    x = 5,361.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.