Home / 3,313.22-4,970.01-1,339.15

Finding the Fourth Proportional to 3,313.22, 4,970.01 and 1,339.15

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Solution

The fourth proportional to 3,313.22, 4,970.01 and 1,339.15 is: 2,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.22 : 4,970.01 = 1,339.15 : x
  2. Step 2: Convert to fraction form
    3,313.22/4,970.01 = 1,339.15/x
  3. Step 3: Cross multiply
    3,313.22x = 4,970.01 × 1,339.15
  4. Step 4: Simplify right side
    3,313.22x = 6,655,583.27
  5. Step 5: Solve for x
    x = 6,655,583.27/3,313.22
  6. Step 6: Final answer
    x = 2,008.80

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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.