Home / 4,623.40-6,934.89-1,291.67

Finding the Fourth Proportional to 4,623.40, 6,934.89 and 1,291.67

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Solution

The fourth proportional to 4,623.40, 6,934.89 and 1,291.67 is: 1,937.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.40 : 6,934.89 = 1,291.67 : x
  2. Step 2: Convert to fraction form
    4,623.40/6,934.89 = 1,291.67/x
  3. Step 3: Cross multiply
    4,623.40x = 6,934.89 × 1,291.67
  4. Step 4: Simplify right side
    4,623.40x = 8,957,554.69
  5. Step 5: Solve for x
    x = 8,957,554.69/4,623.40
  6. Step 6: Final answer
    x = 1,937.44

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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.