Home / 2,030.44-2,815.12-1,962.10

Finding the Fourth Proportional to 2,030.44, 2,815.12 and 1,962.10

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Solution

The fourth proportional to 2,030.44, 2,815.12 and 1,962.10 is: 2,720.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.44 : 2,815.12 = 1,962.10 : x
  2. Step 2: Convert to fraction form
    2,030.44/2,815.12 = 1,962.10/x
  3. Step 3: Cross multiply
    2,030.44x = 2,815.12 × 1,962.10
  4. Step 4: Simplify right side
    2,030.44x = 5,523,546.95
  5. Step 5: Solve for x
    x = 5,523,546.95/2,030.44
  6. Step 6: Final answer
    x = 2,720.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.