Home / 2,623.12-3,620.25-1,503.84

Finding the Fourth Proportional to 2,623.12, 3,620.25 and 1,503.84

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Solution

The fourth proportional to 2,623.12, 3,620.25 and 1,503.84 is: 2,075.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.12 : 3,620.25 = 1,503.84 : x
  2. Step 2: Convert to fraction form
    2,623.12/3,620.25 = 1,503.84/x
  3. Step 3: Cross multiply
    2,623.12x = 3,620.25 × 1,503.84
  4. Step 4: Simplify right side
    2,623.12x = 5,444,297.39
  5. Step 5: Solve for x
    x = 5,444,297.39/2,623.12
  6. Step 6: Final answer
    x = 2,075.50

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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.