Home / 1,269.06-1,750.68-973.82

Finding the Fourth Proportional to 1,269.06, 1,750.68 and 973.82

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Solution

The fourth proportional to 1,269.06, 1,750.68 and 973.82 is: 1,343.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269.06 : 1,750.68 = 973.82 : x
  2. Step 2: Convert to fraction form
    1,269.06/1,750.68 = 973.82/x
  3. Step 3: Cross multiply
    1,269.06x = 1,750.68 × 973.82
  4. Step 4: Simplify right side
    1,269.06x = 1,704,838.44
  5. Step 5: Solve for x
    x = 1,704,838.44/1,269.06
  6. Step 6: Final answer
    x = 1,343.39

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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.