Home / 9,620.70-14,430.15-2,695.02

Finding the Fourth Proportional to 9,620.70, 14,430.15 and 2,695.02

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Solution

The fourth proportional to 9,620.70, 14,430.15 and 2,695.02 is: 4,042.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.70 : 14,430.15 = 2,695.02 : x
  2. Step 2: Convert to fraction form
    9,620.70/14,430.15 = 2,695.02/x
  3. Step 3: Cross multiply
    9,620.70x = 14,430.15 × 2,695.02
  4. Step 4: Simplify right side
    9,620.70x = 38,889,542.85
  5. Step 5: Solve for x
    x = 38,889,542.85/9,620.70
  6. Step 6: Final answer
    x = 4,042.28

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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.