Home / 1,750.82-2,605.57-1,692.50

Finding the Fourth Proportional to 1,750.82, 2,605.57 and 1,692.50

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Solution

The fourth proportional to 1,750.82, 2,605.57 and 1,692.50 is: 2,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.82 : 2,605.57 = 1,692.50 : x
  2. Step 2: Convert to fraction form
    1,750.82/2,605.57 = 1,692.50/x
  3. Step 3: Cross multiply
    1,750.82x = 2,605.57 × 1,692.50
  4. Step 4: Simplify right side
    1,750.82x = 4,409,927.23
  5. Step 5: Solve for x
    x = 4,409,927.23/1,750.82
  6. Step 6: Final answer
    x = 2,518.78

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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.