Home / 4,969.76-7,438.41-3,653.16

Finding the Fourth Proportional to 4,969.76, 7,438.41 and 3,653.16

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Solution

The fourth proportional to 4,969.76, 7,438.41 and 3,653.16 is: 5,467.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.76 : 7,438.41 = 3,653.16 : x
  2. Step 2: Convert to fraction form
    4,969.76/7,438.41 = 3,653.16/x
  3. Step 3: Cross multiply
    4,969.76x = 7,438.41 × 3,653.16
  4. Step 4: Simplify right side
    4,969.76x = 27,173,701.88
  5. Step 5: Solve for x
    x = 27,173,701.88/4,969.76
  6. Step 6: Final answer
    x = 5,467.82

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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.