Home / 2,779.48-4,165.62-1,134.14

Finding the Fourth Proportional to 2,779.48, 4,165.62 and 1,134.14

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Solution

The fourth proportional to 2,779.48, 4,165.62 and 1,134.14 is: 1,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779.48 : 4,165.62 = 1,134.14 : x
  2. Step 2: Convert to fraction form
    2,779.48/4,165.62 = 1,134.14/x
  3. Step 3: Cross multiply
    2,779.48x = 4,165.62 × 1,134.14
  4. Step 4: Simplify right side
    2,779.48x = 4,724,396.27
  5. Step 5: Solve for x
    x = 4,724,396.27/2,779.48
  6. Step 6: Final answer
    x = 1,699.74

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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.