Home / 7,619.94-11,425.30-4,984.28

Finding the Fourth Proportional to 7,619.94, 11,425.30 and 4,984.28

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Solution

The fourth proportional to 7,619.94, 11,425.30 and 4,984.28 is: 7,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.94 : 11,425.30 = 4,984.28 : x
  2. Step 2: Convert to fraction form
    7,619.94/11,425.30 = 4,984.28/x
  3. Step 3: Cross multiply
    7,619.94x = 11,425.30 × 4,984.28
  4. Step 4: Simplify right side
    7,619.94x = 56,946,894.28
  5. Step 5: Solve for x
    x = 56,946,894.28/7,619.94
  6. Step 6: Final answer
    x = 7,473.40

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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.