Home / 2,692.44-3,715.70-1,513.60

Finding the Fourth Proportional to 2,692.44, 3,715.70 and 1,513.60

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Solution

The fourth proportional to 2,692.44, 3,715.70 and 1,513.60 is: 2,088.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692.44 : 3,715.70 = 1,513.60 : x
  2. Step 2: Convert to fraction form
    2,692.44/3,715.70 = 1,513.60/x
  3. Step 3: Cross multiply
    2,692.44x = 3,715.70 × 1,513.60
  4. Step 4: Simplify right side
    2,692.44x = 5,624,083.52
  5. Step 5: Solve for x
    x = 5,624,083.52/2,692.44
  6. Step 6: Final answer
    x = 2,088.84

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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.