Home / 3,861.32-5,328.63-2,092.94

Finding the Fourth Proportional to 3,861.32, 5,328.63 and 2,092.94

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Solution

The fourth proportional to 3,861.32, 5,328.63 and 2,092.94 is: 2,888.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.32 : 5,328.63 = 2,092.94 : x
  2. Step 2: Convert to fraction form
    3,861.32/5,328.63 = 2,092.94/x
  3. Step 3: Cross multiply
    3,861.32x = 5,328.63 × 2,092.94
  4. Step 4: Simplify right side
    3,861.32x = 11,152,465.76
  5. Step 5: Solve for x
    x = 11,152,465.76/3,861.32
  6. Step 6: Final answer
    x = 2,888.25

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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.