Home / 1,895.68-2,840.05-1,374.39

Finding the Fourth Proportional to 1,895.68, 2,840.05 and 1,374.39

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Solution

The fourth proportional to 1,895.68, 2,840.05 and 1,374.39 is: 2,059.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.68 : 2,840.05 = 1,374.39 : x
  2. Step 2: Convert to fraction form
    1,895.68/2,840.05 = 1,374.39/x
  3. Step 3: Cross multiply
    1,895.68x = 2,840.05 × 1,374.39
  4. Step 4: Simplify right side
    1,895.68x = 3,903,318.68
  5. Step 5: Solve for x
    x = 3,903,318.68/1,895.68
  6. Step 6: Final answer
    x = 2,059.07

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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.