Home / 6,861.70-10,292.46-1,667.56

Finding the Fourth Proportional to 6,861.70, 10,292.46 and 1,667.56

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Solution

The fourth proportional to 6,861.70, 10,292.46 and 1,667.56 is: 2,501.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.70 : 10,292.46 = 1,667.56 : x
  2. Step 2: Convert to fraction form
    6,861.70/10,292.46 = 1,667.56/x
  3. Step 3: Cross multiply
    6,861.70x = 10,292.46 × 1,667.56
  4. Step 4: Simplify right side
    6,861.70x = 17,163,294.60
  5. Step 5: Solve for x
    x = 17,163,294.60/6,861.70
  6. Step 6: Final answer
    x = 2,501.32

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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.