Home / 1,349.24-1,860.03-1,050.89

Finding the Fourth Proportional to 1,349.24, 1,860.03 and 1,050.89

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Solution

The fourth proportional to 1,349.24, 1,860.03 and 1,050.89 is: 1,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.24 : 1,860.03 = 1,050.89 : x
  2. Step 2: Convert to fraction form
    1,349.24/1,860.03 = 1,050.89/x
  3. Step 3: Cross multiply
    1,349.24x = 1,860.03 × 1,050.89
  4. Step 4: Simplify right side
    1,349.24x = 1,954,677.63
  5. Step 5: Solve for x
    x = 1,954,677.63/1,349.24
  6. Step 6: Final answer
    x = 1,448.73

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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.