Home / 1,560.41-2,333.73-1,388.29

Finding the Fourth Proportional to 1,560.41, 2,333.73 and 1,388.29

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Solution

The fourth proportional to 1,560.41, 2,333.73 and 1,388.29 is: 2,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560.41 : 2,333.73 = 1,388.29 : x
  2. Step 2: Convert to fraction form
    1,560.41/2,333.73 = 1,388.29/x
  3. Step 3: Cross multiply
    1,560.41x = 2,333.73 × 1,388.29
  4. Step 4: Simplify right side
    1,560.41x = 3,239,888.19
  5. Step 5: Solve for x
    x = 3,239,888.19/1,560.41
  6. Step 6: Final answer
    x = 2,076.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.