Home / 9,699.09-14,554.16-3,775.21

Finding the Fourth Proportional to 9,699.09, 14,554.16 and 3,775.21

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Solution

The fourth proportional to 9,699.09, 14,554.16 and 3,775.21 is: 5,664.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.09 : 14,554.16 = 3,775.21 : x
  2. Step 2: Convert to fraction form
    9,699.09/14,554.16 = 3,775.21/x
  3. Step 3: Cross multiply
    9,699.09x = 14,554.16 × 3,775.21
  4. Step 4: Simplify right side
    9,699.09x = 54,944,958.65
  5. Step 5: Solve for x
    x = 54,944,958.65/9,699.09
  6. Step 6: Final answer
    x = 5,664.96

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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.