Home / 9,669.24-14,505.90-3,430.20

Finding the Fourth Proportional to 9,669.24, 14,505.90 and 3,430.20

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Solution

The fourth proportional to 9,669.24, 14,505.90 and 3,430.20 is: 5,146.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669.24 : 14,505.90 = 3,430.20 : x
  2. Step 2: Convert to fraction form
    9,669.24/14,505.90 = 3,430.20/x
  3. Step 3: Cross multiply
    9,669.24x = 14,505.90 × 3,430.20
  4. Step 4: Simplify right side
    9,669.24x = 49,758,138.18
  5. Step 5: Solve for x
    x = 49,758,138.18/9,669.24
  6. Step 6: Final answer
    x = 5,146.02

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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.