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Finding the Fourth Proportional to 5,364.70, 8,048.42 and 1,667.46

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Solution

The fourth proportional to 5,364.70, 8,048.42 and 1,667.46 is: 2,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.70 : 8,048.42 = 1,667.46 : x
  2. Step 2: Convert to fraction form
    5,364.70/8,048.42 = 1,667.46/x
  3. Step 3: Cross multiply
    5,364.70x = 8,048.42 × 1,667.46
  4. Step 4: Simplify right side
    5,364.70x = 13,420,418.41
  5. Step 5: Solve for x
    x = 13,420,418.41/5,364.70
  6. Step 6: Final answer
    x = 2,501.62

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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.