Home / 5,815.93-8,725.73-1,923.07

Finding the Fourth Proportional to 5,815.93, 8,725.73 and 1,923.07

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Solution

The fourth proportional to 5,815.93, 8,725.73 and 1,923.07 is: 2,885.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.93 : 8,725.73 = 1,923.07 : x
  2. Step 2: Convert to fraction form
    5,815.93/8,725.73 = 1,923.07/x
  3. Step 3: Cross multiply
    5,815.93x = 8,725.73 × 1,923.07
  4. Step 4: Simplify right side
    5,815.93x = 16,780,189.59
  5. Step 5: Solve for x
    x = 16,780,189.59/5,815.93
  6. Step 6: Final answer
    x = 2,885.21

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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.