Home / 9,313.30-13,965.54-3,386.05

Finding the Fourth Proportional to 9,313.30, 13,965.54 and 3,386.05

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Solution

The fourth proportional to 9,313.30, 13,965.54 and 3,386.05 is: 5,077.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.30 : 13,965.54 = 3,386.05 : x
  2. Step 2: Convert to fraction form
    9,313.30/13,965.54 = 3,386.05/x
  3. Step 3: Cross multiply
    9,313.30x = 13,965.54 × 3,386.05
  4. Step 4: Simplify right side
    9,313.30x = 47,288,016.72
  5. Step 5: Solve for x
    x = 47,288,016.72/9,313.30
  6. Step 6: Final answer
    x = 5,077.47

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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.