Home / 4,142.26-6,210.55-2,166.67

Finding the Fourth Proportional to 4,142.26, 6,210.55 and 2,166.67

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Solution

The fourth proportional to 4,142.26, 6,210.55 and 2,166.67 is: 3,248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.26 : 6,210.55 = 2,166.67 : x
  2. Step 2: Convert to fraction form
    4,142.26/6,210.55 = 2,166.67/x
  3. Step 3: Cross multiply
    4,142.26x = 6,210.55 × 2,166.67
  4. Step 4: Simplify right side
    4,142.26x = 13,456,212.37
  5. Step 5: Solve for x
    x = 13,456,212.37/4,142.26
  6. Step 6: Final answer
    x = 3,248.52

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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.