Home / 2,380.95-3,564.51-1,798.35

Finding the Fourth Proportional to 2,380.95, 3,564.51 and 1,798.35

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Solution

The fourth proportional to 2,380.95, 3,564.51 and 1,798.35 is: 2,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.95 : 3,564.51 = 1,798.35 : x
  2. Step 2: Convert to fraction form
    2,380.95/3,564.51 = 1,798.35/x
  3. Step 3: Cross multiply
    2,380.95x = 3,564.51 × 1,798.35
  4. Step 4: Simplify right side
    2,380.95x = 6,410,236.56
  5. Step 5: Solve for x
    x = 6,410,236.56/2,380.95
  6. Step 6: Final answer
    x = 2,692.30

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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.