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Finding the Fourth Proportional to 3,800.58, 5,692.96 and 1,946.08

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Solution

The fourth proportional to 3,800.58, 5,692.96 and 1,946.08 is: 2,915.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.58 : 5,692.96 = 1,946.08 : x
  2. Step 2: Convert to fraction form
    3,800.58/5,692.96 = 1,946.08/x
  3. Step 3: Cross multiply
    3,800.58x = 5,692.96 × 1,946.08
  4. Step 4: Simplify right side
    3,800.58x = 11,078,955.60
  5. Step 5: Solve for x
    x = 11,078,955.60/3,800.58
  6. Step 6: Final answer
    x = 2,915.07

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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.