Home / 10,417.33-15,622.75-3,490.21

Finding the Fourth Proportional to 10,417.33, 15,622.75 and 3,490.21

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Solution

The fourth proportional to 10,417.33, 15,622.75 and 3,490.21 is: 5,234.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.33 : 15,622.75 = 3,490.21 : x
  2. Step 2: Convert to fraction form
    10,417.33/15,622.75 = 3,490.21/x
  3. Step 3: Cross multiply
    10,417.33x = 15,622.75 × 3,490.21
  4. Step 4: Simplify right side
    10,417.33x = 54,526,582.71
  5. Step 5: Solve for x
    x = 54,526,582.71/10,417.33
  6. Step 6: Final answer
    x = 5,234.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.