Home / 9,686.55-14,529.31-3,112.22

Finding the Fourth Proportional to 9,686.55, 14,529.31 and 3,112.22

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Solution

The fourth proportional to 9,686.55, 14,529.31 and 3,112.22 is: 4,668.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686.55 : 14,529.31 = 3,112.22 : x
  2. Step 2: Convert to fraction form
    9,686.55/14,529.31 = 3,112.22/x
  3. Step 3: Cross multiply
    9,686.55x = 14,529.31 × 3,112.22
  4. Step 4: Simplify right side
    9,686.55x = 45,218,450.84
  5. Step 5: Solve for x
    x = 45,218,450.84/9,686.55
  6. Step 6: Final answer
    x = 4,668.17

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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.