Home / 4,824.30-7,239.96-3,184.32

Finding the Fourth Proportional to 4,824.30, 7,239.96 and 3,184.32

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Solution

The fourth proportional to 4,824.30, 7,239.96 and 3,184.32 is: 4,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824.30 : 7,239.96 = 3,184.32 : x
  2. Step 2: Convert to fraction form
    4,824.30/7,239.96 = 3,184.32/x
  3. Step 3: Cross multiply
    4,824.30x = 7,239.96 × 3,184.32
  4. Step 4: Simplify right side
    4,824.30x = 23,054,349.43
  5. Step 5: Solve for x
    x = 23,054,349.43/4,824.30
  6. Step 6: Final answer
    x = 4,778.80

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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.