Home / 9,231.81-13,847.67-2,306.31

Finding the Fourth Proportional to 9,231.81, 13,847.67 and 2,306.31

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Solution

The fourth proportional to 9,231.81, 13,847.67 and 2,306.31 is: 3,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.81 : 13,847.67 = 2,306.31 : x
  2. Step 2: Convert to fraction form
    9,231.81/13,847.67 = 2,306.31/x
  3. Step 3: Cross multiply
    9,231.81x = 13,847.67 × 2,306.31
  4. Step 4: Simplify right side
    9,231.81x = 31,937,019.80
  5. Step 5: Solve for x
    x = 31,937,019.80/9,231.81
  6. Step 6: Final answer
    x = 3,459.45

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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.