Home / 9,986.04-14,979.06-3,412.29

Finding the Fourth Proportional to 9,986.04, 14,979.06 and 3,412.29

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Solution

The fourth proportional to 9,986.04, 14,979.06 and 3,412.29 is: 5,118.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.04 : 14,979.06 = 3,412.29 : x
  2. Step 2: Convert to fraction form
    9,986.04/14,979.06 = 3,412.29/x
  3. Step 3: Cross multiply
    9,986.04x = 14,979.06 × 3,412.29
  4. Step 4: Simplify right side
    9,986.04x = 51,112,896.65
  5. Step 5: Solve for x
    x = 51,112,896.65/9,986.04
  6. Step 6: Final answer
    x = 5,118.44

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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.