Home / 1,926.09-2,657.99-1,041.89

Finding the Fourth Proportional to 1,926.09, 2,657.99 and 1,041.89

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Solution

The fourth proportional to 1,926.09, 2,657.99 and 1,041.89 is: 1,437.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.09 : 2,657.99 = 1,041.89 : x
  2. Step 2: Convert to fraction form
    1,926.09/2,657.99 = 1,041.89/x
  3. Step 3: Cross multiply
    1,926.09x = 2,657.99 × 1,041.89
  4. Step 4: Simplify right side
    1,926.09x = 2,769,314.70
  5. Step 5: Solve for x
    x = 2,769,314.70/1,926.09
  6. Step 6: Final answer
    x = 1,437.79

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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.