Home / 1,343.28-1,852.09-1,156.44

Finding the Fourth Proportional to 1,343.28, 1,852.09 and 1,156.44

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Solution

The fourth proportional to 1,343.28, 1,852.09 and 1,156.44 is: 1,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343.28 : 1,852.09 = 1,156.44 : x
  2. Step 2: Convert to fraction form
    1,343.28/1,852.09 = 1,156.44/x
  3. Step 3: Cross multiply
    1,343.28x = 1,852.09 × 1,156.44
  4. Step 4: Simplify right side
    1,343.28x = 2,141,830.96
  5. Step 5: Solve for x
    x = 2,141,830.96/1,343.28
  6. Step 6: Final answer
    x = 1,594.48

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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.