Home / 4,108.65-5,669.54-2,430.03

Finding the Fourth Proportional to 4,108.65, 5,669.54 and 2,430.03

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Solution

The fourth proportional to 4,108.65, 5,669.54 and 2,430.03 is: 3,353.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.65 : 5,669.54 = 2,430.03 : x
  2. Step 2: Convert to fraction form
    4,108.65/5,669.54 = 2,430.03/x
  3. Step 3: Cross multiply
    4,108.65x = 5,669.54 × 2,430.03
  4. Step 4: Simplify right side
    4,108.65x = 13,777,152.29
  5. Step 5: Solve for x
    x = 13,777,152.29/4,108.65
  6. Step 6: Final answer
    x = 3,353.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.