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Finding the Fourth Proportional to 4,713.90, 7,069.21 and 2,373

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Solution

The fourth proportional to 4,713.90, 7,069.21 and 2,373 is: 3,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713.90 : 7,069.21 = 2,373 : x
  2. Step 2: Convert to fraction form
    4,713.90/7,069.21 = 2,373/x
  3. Step 3: Cross multiply
    4,713.90x = 7,069.21 × 2,373
  4. Step 4: Simplify right side
    4,713.90x = 16,775,235.33
  5. Step 5: Solve for x
    x = 16,775,235.33/4,713.90
  6. Step 6: Final answer
    x = 3,558.67

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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.