Home / 9,489.79-14,231.04-6,559.21

Finding the Fourth Proportional to 9,489.79, 14,231.04 and 6,559.21

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Solution

The fourth proportional to 9,489.79, 14,231.04 and 6,559.21 is: 9,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.79 : 14,231.04 = 6,559.21 : x
  2. Step 2: Convert to fraction form
    9,489.79/14,231.04 = 6,559.21/x
  3. Step 3: Cross multiply
    9,489.79x = 14,231.04 × 6,559.21
  4. Step 4: Simplify right side
    9,489.79x = 93,344,379.88
  5. Step 5: Solve for x
    x = 93,344,379.88/9,489.79
  6. Step 6: Final answer
    x = 9,836.30

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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.