Home / 2,450.89-3,382.77-1,611.67

Finding the Fourth Proportional to 2,450.89, 3,382.77 and 1,611.67

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Solution

The fourth proportional to 2,450.89, 3,382.77 and 1,611.67 is: 2,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.89 : 3,382.77 = 1,611.67 : x
  2. Step 2: Convert to fraction form
    2,450.89/3,382.77 = 1,611.67/x
  3. Step 3: Cross multiply
    2,450.89x = 3,382.77 × 1,611.67
  4. Step 4: Simplify right side
    2,450.89x = 5,451,915.96
  5. Step 5: Solve for x
    x = 5,451,915.96/2,450.89
  6. Step 6: Final answer
    x = 2,224.46

Related Problems

Find fourth proportional to 1,225.45, 1,691.38 and 805.84
Half scale
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Double scale
Find fourth proportional to 2,451.89, 3,384.15 and 1,612.67
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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.