Home / 4,970.59-7,438.30-3,651.21

Finding the Fourth Proportional to 4,970.59, 7,438.30 and 3,651.21

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Solution

The fourth proportional to 4,970.59, 7,438.30 and 3,651.21 is: 5,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.59 : 7,438.30 = 3,651.21 : x
  2. Step 2: Convert to fraction form
    4,970.59/7,438.30 = 3,651.21/x
  3. Step 3: Cross multiply
    4,970.59x = 7,438.30 × 3,651.21
  4. Step 4: Simplify right side
    4,970.59x = 27,158,786.21
  5. Step 5: Solve for x
    x = 27,158,786.21/4,970.59
  6. Step 6: Final answer
    x = 5,463.90

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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.