Home / 3,838.90-5,758.35-1,066.27

Finding the Fourth Proportional to 3,838.90, 5,758.35 and 1,066.27

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Solution

The fourth proportional to 3,838.90, 5,758.35 and 1,066.27 is: 1,599.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.90 : 5,758.35 = 1,066.27 : x
  2. Step 2: Convert to fraction form
    3,838.90/5,758.35 = 1,066.27/x
  3. Step 3: Cross multiply
    3,838.90x = 5,758.35 × 1,066.27
  4. Step 4: Simplify right side
    3,838.90x = 6,139,955.85
  5. Step 5: Solve for x
    x = 6,139,955.85/3,838.90
  6. Step 6: Final answer
    x = 1,599.41

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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.