Home / 9,615.30-14,418.60-4,065.78

Finding the Fourth Proportional to 9,615.30, 14,418.60 and 4,065.78

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Solution

The fourth proportional to 9,615.30, 14,418.60 and 4,065.78 is: 6,096.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,615.30 : 14,418.60 = 4,065.78 : x
  2. Step 2: Convert to fraction form
    9,615.30/14,418.60 = 4,065.78/x
  3. Step 3: Cross multiply
    9,615.30x = 14,418.60 × 4,065.78
  4. Step 4: Simplify right side
    9,615.30x = 58,622,855.51
  5. Step 5: Solve for x
    x = 58,622,855.51/9,615.30
  6. Step 6: Final answer
    x = 6,096.83

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1.5x scale

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.