Home / 1,267.26-1,894.40-975.66

Finding the Fourth Proportional to 1,267.26, 1,894.40 and 975.66

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Solution

The fourth proportional to 1,267.26, 1,894.40 and 975.66 is: 1,458.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267.26 : 1,894.40 = 975.66 : x
  2. Step 2: Convert to fraction form
    1,267.26/1,894.40 = 975.66/x
  3. Step 3: Cross multiply
    1,267.26x = 1,894.40 × 975.66
  4. Step 4: Simplify right side
    1,267.26x = 1,848,285.43
  5. Step 5: Solve for x
    x = 1,848,285.43/1,267.26
  6. Step 6: Final answer
    x = 1,458.49

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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.