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Finding the Fourth Proportional to 5,208.45, 7,801.06 and 4,030.44

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Solution

The fourth proportional to 5,208.45, 7,801.06 and 4,030.44 is: 6,036.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.45 : 7,801.06 = 4,030.44 : x
  2. Step 2: Convert to fraction form
    5,208.45/7,801.06 = 4,030.44/x
  3. Step 3: Cross multiply
    5,208.45x = 7,801.06 × 4,030.44
  4. Step 4: Simplify right side
    5,208.45x = 31,441,704.27
  5. Step 5: Solve for x
    x = 31,441,704.27/5,208.45
  6. Step 6: Final answer
    x = 6,036.67

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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.