Home / 2,283.86-3,423.72-1,186.94

Finding the Fourth Proportional to 2,283.86, 3,423.72 and 1,186.94

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Solution

The fourth proportional to 2,283.86, 3,423.72 and 1,186.94 is: 1,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.86 : 3,423.72 = 1,186.94 : x
  2. Step 2: Convert to fraction form
    2,283.86/3,423.72 = 1,186.94/x
  3. Step 3: Cross multiply
    2,283.86x = 3,423.72 × 1,186.94
  4. Step 4: Simplify right side
    2,283.86x = 4,063,750.22
  5. Step 5: Solve for x
    x = 4,063,750.22/2,283.86
  6. Step 6: Final answer
    x = 1,779.33

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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.