Home / 9,635.60-14,456.10-4,705.40

Finding the Fourth Proportional to 9,635.60, 14,456.10 and 4,705.40

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Solution

The fourth proportional to 9,635.60, 14,456.10 and 4,705.40 is: 7,059.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,635.60 : 14,456.10 = 4,705.40 : x
  2. Step 2: Convert to fraction form
    9,635.60/14,456.10 = 4,705.40/x
  3. Step 3: Cross multiply
    9,635.60x = 14,456.10 × 4,705.40
  4. Step 4: Simplify right side
    9,635.60x = 68,021,732.94
  5. Step 5: Solve for x
    x = 68,021,732.94/9,635.60
  6. Step 6: Final answer
    x = 7,059.42

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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.