Home / 1,226.89-1,832.53-1,054.06

Finding the Fourth Proportional to 1,226.89, 1,832.53 and 1,054.06

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Solution

The fourth proportional to 1,226.89, 1,832.53 and 1,054.06 is: 1,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226.89 : 1,832.53 = 1,054.06 : x
  2. Step 2: Convert to fraction form
    1,226.89/1,832.53 = 1,054.06/x
  3. Step 3: Cross multiply
    1,226.89x = 1,832.53 × 1,054.06
  4. Step 4: Simplify right side
    1,226.89x = 1,931,589.36
  5. Step 5: Solve for x
    x = 1,931,589.36/1,226.89
  6. Step 6: Final answer
    x = 1,574.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.