Home / 1,971.33-2,719.06-1,598.32

Finding the Fourth Proportional to 1,971.33, 2,719.06 and 1,598.32

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Solution

The fourth proportional to 1,971.33, 2,719.06 and 1,598.32 is: 2,204.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971.33 : 2,719.06 = 1,598.32 : x
  2. Step 2: Convert to fraction form
    1,971.33/2,719.06 = 1,598.32/x
  3. Step 3: Cross multiply
    1,971.33x = 2,719.06 × 1,598.32
  4. Step 4: Simplify right side
    1,971.33x = 4,345,927.98
  5. Step 5: Solve for x
    x = 4,345,927.98/1,971.33
  6. Step 6: Final answer
    x = 2,204.57

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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.