Home / 1,173.93-1,619.29-701.49

Finding the Fourth Proportional to 1,173.93, 1,619.29 and 701.49

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Solution

The fourth proportional to 1,173.93, 1,619.29 and 701.49 is: 967.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173.93 : 1,619.29 = 701.49 : x
  2. Step 2: Convert to fraction form
    1,173.93/1,619.29 = 701.49/x
  3. Step 3: Cross multiply
    1,173.93x = 1,619.29 × 701.49
  4. Step 4: Simplify right side
    1,173.93x = 1,135,915.74
  5. Step 5: Solve for x
    x = 1,135,915.74/1,173.93
  6. Step 6: Final answer
    x = 967.62

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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.