Home / 2,619.09-3,599.01-2,094.21

Finding the Fourth Proportional to 2,619.09, 3,599.01 and 2,094.21

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Solution

The fourth proportional to 2,619.09, 3,599.01 and 2,094.21 is: 2,877.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.09 : 3,599.01 = 2,094.21 : x
  2. Step 2: Convert to fraction form
    2,619.09/3,599.01 = 2,094.21/x
  3. Step 3: Cross multiply
    2,619.09x = 3,599.01 × 2,094.21
  4. Step 4: Simplify right side
    2,619.09x = 7,537,082.73
  5. Step 5: Solve for x
    x = 7,537,082.73/2,619.09
  6. Step 6: Final answer
    x = 2,877.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.