Home / 9,988.13-14,982.33-4,797.65

Finding the Fourth Proportional to 9,988.13, 14,982.33 and 4,797.65

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Solution

The fourth proportional to 9,988.13, 14,982.33 and 4,797.65 is: 7,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.13 : 14,982.33 = 4,797.65 : x
  2. Step 2: Convert to fraction form
    9,988.13/14,982.33 = 4,797.65/x
  3. Step 3: Cross multiply
    9,988.13x = 14,982.33 × 4,797.65
  4. Step 4: Simplify right side
    9,988.13x = 71,879,975.52
  5. Step 5: Solve for x
    x = 71,879,975.52/9,988.13
  6. Step 6: Final answer
    x = 7,196.54

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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.