Home / 2,014.12-2,779.87-1,314.28

Finding the Fourth Proportional to 2,014.12, 2,779.87 and 1,314.28

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Solution

The fourth proportional to 2,014.12, 2,779.87 and 1,314.28 is: 1,813.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.12 : 2,779.87 = 1,314.28 : x
  2. Step 2: Convert to fraction form
    2,014.12/2,779.87 = 1,314.28/x
  3. Step 3: Cross multiply
    2,014.12x = 2,779.87 × 1,314.28
  4. Step 4: Simplify right side
    2,014.12x = 3,653,527.54
  5. Step 5: Solve for x
    x = 3,653,527.54/2,014.12
  6. Step 6: Final answer
    x = 1,813.96

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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.