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Finding the Fourth Proportional to 19,202, 28,803 and 4,610

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Solution

The fourth proportional to 19,202, 28,803 and 4,610 is: 6,915

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202 : 28,803 = 4,610 : x
  2. Step 2: Convert to fraction form
    19,202/28,803 = 4,610/x
  3. Step 3: Cross multiply
    19,202x = 28,803 × 4,610
  4. Step 4: Simplify right side
    19,202x = 132,781,830
  5. Step 5: Solve for x
    x = 132,781,830/19,202
  6. Step 6: Final answer
    x = 6,915

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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.