Home / 2,991.23-4,486.87-1,043.44

Finding the Fourth Proportional to 2,991.23, 4,486.87 and 1,043.44

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Solution

The fourth proportional to 2,991.23, 4,486.87 and 1,043.44 is: 1,565.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991.23 : 4,486.87 = 1,043.44 : x
  2. Step 2: Convert to fraction form
    2,991.23/4,486.87 = 1,043.44/x
  3. Step 3: Cross multiply
    2,991.23x = 4,486.87 × 1,043.44
  4. Step 4: Simplify right side
    2,991.23x = 4,681,751.98
  5. Step 5: Solve for x
    x = 4,681,751.98/2,991.23
  6. Step 6: Final answer
    x = 1,565.16

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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.