Home / 4,678.90-7,013.99-2,457.27

Finding the Fourth Proportional to 4,678.90, 7,013.99 and 2,457.27

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Solution

The fourth proportional to 4,678.90, 7,013.99 and 2,457.27 is: 3,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.90 : 7,013.99 = 2,457.27 : x
  2. Step 2: Convert to fraction form
    4,678.90/7,013.99 = 2,457.27/x
  3. Step 3: Cross multiply
    4,678.90x = 7,013.99 × 2,457.27
  4. Step 4: Simplify right side
    4,678.90x = 17,235,273.35
  5. Step 5: Solve for x
    x = 17,235,273.35/4,678.90
  6. Step 6: Final answer
    x = 3,683.62

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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.