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Finding the Fourth Proportional to 3,359.88, 4,626.05 and 3,048.50

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Solution

The fourth proportional to 3,359.88, 4,626.05 and 3,048.50 is: 4,197.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.88 : 4,626.05 = 3,048.50 : x
  2. Step 2: Convert to fraction form
    3,359.88/4,626.05 = 3,048.50/x
  3. Step 3: Cross multiply
    3,359.88x = 4,626.05 × 3,048.50
  4. Step 4: Simplify right side
    3,359.88x = 14,102,475.05
  5. Step 5: Solve for x
    x = 14,102,475.05/3,359.88
  6. Step 6: Final answer
    x = 4,197.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.