Home / 3,795.48-5,688.36-1,605.65

Finding the Fourth Proportional to 3,795.48, 5,688.36 and 1,605.65

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Solution

The fourth proportional to 3,795.48, 5,688.36 and 1,605.65 is: 2,406.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.48 : 5,688.36 = 1,605.65 : x
  2. Step 2: Convert to fraction form
    3,795.48/5,688.36 = 1,605.65/x
  3. Step 3: Cross multiply
    3,795.48x = 5,688.36 × 1,605.65
  4. Step 4: Simplify right side
    3,795.48x = 9,133,486.79
  5. Step 5: Solve for x
    x = 9,133,486.79/3,795.48
  6. Step 6: Final answer
    x = 2,406.41

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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.