Home / 5,094.90-7,638.04-2,320.62

Finding the Fourth Proportional to 5,094.90, 7,638.04 and 2,320.62

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Solution

The fourth proportional to 5,094.90, 7,638.04 and 2,320.62 is: 3,478.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.90 : 7,638.04 = 2,320.62 : x
  2. Step 2: Convert to fraction form
    5,094.90/7,638.04 = 2,320.62/x
  3. Step 3: Cross multiply
    5,094.90x = 7,638.04 × 2,320.62
  4. Step 4: Simplify right side
    5,094.90x = 17,724,988.38
  5. Step 5: Solve for x
    x = 17,724,988.38/5,094.90
  6. Step 6: Final answer
    x = 3,478.97

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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.