Home / 3,262.02-4,889.79-1,315.32

Finding the Fourth Proportional to 3,262.02, 4,889.79 and 1,315.32

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Solution

The fourth proportional to 3,262.02, 4,889.79 and 1,315.32 is: 1,971.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.02 : 4,889.79 = 1,315.32 : x
  2. Step 2: Convert to fraction form
    3,262.02/4,889.79 = 1,315.32/x
  3. Step 3: Cross multiply
    3,262.02x = 4,889.79 × 1,315.32
  4. Step 4: Simplify right side
    3,262.02x = 6,431,638.58
  5. Step 5: Solve for x
    x = 6,431,638.58/3,262.02
  6. Step 6: Final answer
    x = 1,971.67

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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.