Home / 1,923.65-2,886.84-1,193.74

Finding the Fourth Proportional to 1,923.65, 2,886.84 and 1,193.74

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Solution

The fourth proportional to 1,923.65, 2,886.84 and 1,193.74 is: 1,791.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.65 : 2,886.84 = 1,193.74 : x
  2. Step 2: Convert to fraction form
    1,923.65/2,886.84 = 1,193.74/x
  3. Step 3: Cross multiply
    1,923.65x = 2,886.84 × 1,193.74
  4. Step 4: Simplify right side
    1,923.65x = 3,446,129.16
  5. Step 5: Solve for x
    x = 3,446,129.16/1,923.65
  6. Step 6: Final answer
    x = 1,791.45

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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.