Home / 1,926.09-2,888.46-1,618.02

Finding the Fourth Proportional to 1,926.09, 2,888.46 and 1,618.02

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Solution

The fourth proportional to 1,926.09, 2,888.46 and 1,618.02 is: 2,426.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.09 : 2,888.46 = 1,618.02 : x
  2. Step 2: Convert to fraction form
    1,926.09/2,888.46 = 1,618.02/x
  3. Step 3: Cross multiply
    1,926.09x = 2,888.46 × 1,618.02
  4. Step 4: Simplify right side
    1,926.09x = 4,673,586.05
  5. Step 5: Solve for x
    x = 4,673,586.05/1,926.09
  6. Step 6: Final answer
    x = 2,426.46

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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.