Home / 1,853.38-2,556.24-1,293.67

Finding the Fourth Proportional to 1,853.38, 2,556.24 and 1,293.67

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Solution

The fourth proportional to 1,853.38, 2,556.24 and 1,293.67 is: 1,784.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.38 : 2,556.24 = 1,293.67 : x
  2. Step 2: Convert to fraction form
    1,853.38/2,556.24 = 1,293.67/x
  3. Step 3: Cross multiply
    1,853.38x = 2,556.24 × 1,293.67
  4. Step 4: Simplify right side
    1,853.38x = 3,306,931.00
  5. Step 5: Solve for x
    x = 3,306,931.00/1,853.38
  6. Step 6: Final answer
    x = 1,784.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.