Home / 3,386.40-5,073.31-1,743.94

Finding the Fourth Proportional to 3,386.40, 5,073.31 and 1,743.94

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Solution

The fourth proportional to 3,386.40, 5,073.31 and 1,743.94 is: 2,612.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.40 : 5,073.31 = 1,743.94 : x
  2. Step 2: Convert to fraction form
    3,386.40/5,073.31 = 1,743.94/x
  3. Step 3: Cross multiply
    3,386.40x = 5,073.31 × 1,743.94
  4. Step 4: Simplify right side
    3,386.40x = 8,847,548.24
  5. Step 5: Solve for x
    x = 8,847,548.24/3,386.40
  6. Step 6: Final answer
    x = 2,612.67

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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.