Home / 2,685.15-4,027.93-1,041.26

Finding the Fourth Proportional to 2,685.15, 4,027.93 and 1,041.26

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Solution

The fourth proportional to 2,685.15, 4,027.93 and 1,041.26 is: 1,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.15 : 4,027.93 = 1,041.26 : x
  2. Step 2: Convert to fraction form
    2,685.15/4,027.93 = 1,041.26/x
  3. Step 3: Cross multiply
    2,685.15x = 4,027.93 × 1,041.26
  4. Step 4: Simplify right side
    2,685.15x = 4,194,099.65
  5. Step 5: Solve for x
    x = 4,194,099.65/2,685.15
  6. Step 6: Final answer
    x = 1,561.96

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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.