Home / 9,087.69-13,631.53-2,424.21

Finding the Fourth Proportional to 9,087.69, 13,631.53 and 2,424.21

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Solution

The fourth proportional to 9,087.69, 13,631.53 and 2,424.21 is: 3,636.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087.69 : 13,631.53 = 2,424.21 : x
  2. Step 2: Convert to fraction form
    9,087.69/13,631.53 = 2,424.21/x
  3. Step 3: Cross multiply
    9,087.69x = 13,631.53 × 2,424.21
  4. Step 4: Simplify right side
    9,087.69x = 33,045,623.18
  5. Step 5: Solve for x
    x = 33,045,623.18/9,087.69
  6. Step 6: Final answer
    x = 3,636.31

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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.