Home / 4,970.03-7,438.81-3,653.43

Finding the Fourth Proportional to 4,970.03, 7,438.81 and 3,653.43

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Solution

The fourth proportional to 4,970.03, 7,438.81 and 3,653.43 is: 5,468.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.03 : 7,438.81 = 3,653.43 : x
  2. Step 2: Convert to fraction form
    4,970.03/7,438.81 = 3,653.43/x
  3. Step 3: Cross multiply
    4,970.03x = 7,438.81 × 3,653.43
  4. Step 4: Simplify right side
    4,970.03x = 27,177,171.62
  5. Step 5: Solve for x
    x = 27,177,171.62/4,970.03
  6. Step 6: Final answer
    x = 5,468.22

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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.