Home / 7,050.40-9,729.84-4,396.48

Finding the Fourth Proportional to 7,050.40, 9,729.84 and 4,396.48

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Solution

The fourth proportional to 7,050.40, 9,729.84 and 4,396.48 is: 6,067.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.40 : 9,729.84 = 4,396.48 : x
  2. Step 2: Convert to fraction form
    7,050.40/9,729.84 = 4,396.48/x
  3. Step 3: Cross multiply
    7,050.40x = 9,729.84 × 4,396.48
  4. Step 4: Simplify right side
    7,050.40x = 42,777,046.96
  5. Step 5: Solve for x
    x = 42,777,046.96/7,050.40
  6. Step 6: Final answer
    x = 6,067.32

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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.