Home / 9,817.23-14,725.81-2,421.70

Finding the Fourth Proportional to 9,817.23, 14,725.81 and 2,421.70

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Solution

The fourth proportional to 9,817.23, 14,725.81 and 2,421.70 is: 3,632.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,817.23 : 14,725.81 = 2,421.70 : x
  2. Step 2: Convert to fraction form
    9,817.23/14,725.81 = 2,421.70/x
  3. Step 3: Cross multiply
    9,817.23x = 14,725.81 × 2,421.70
  4. Step 4: Simplify right side
    9,817.23x = 35,661,494.08
  5. Step 5: Solve for x
    x = 35,661,494.08/9,817.23
  6. Step 6: Final answer
    x = 3,632.54

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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.