Home / 1,900.35-2,835.25-1,692.45

Finding the Fourth Proportional to 1,900.35, 2,835.25 and 1,692.45

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Solution

The fourth proportional to 1,900.35, 2,835.25 and 1,692.45 is: 2,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900.35 : 2,835.25 = 1,692.45 : x
  2. Step 2: Convert to fraction form
    1,900.35/2,835.25 = 1,692.45/x
  3. Step 3: Cross multiply
    1,900.35x = 2,835.25 × 1,692.45
  4. Step 4: Simplify right side
    1,900.35x = 4,798,514.63
  5. Step 5: Solve for x
    x = 4,798,514.63/1,900.35
  6. Step 6: Final answer
    x = 2,525.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.