Home / 9,512.29-14,269.80-2,939.05

Finding the Fourth Proportional to 9,512.29, 14,269.80 and 2,939.05

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Solution

The fourth proportional to 9,512.29, 14,269.80 and 2,939.05 is: 4,409.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,512.29 : 14,269.80 = 2,939.05 : x
  2. Step 2: Convert to fraction form
    9,512.29/14,269.80 = 2,939.05/x
  3. Step 3: Cross multiply
    9,512.29x = 14,269.80 × 2,939.05
  4. Step 4: Simplify right side
    9,512.29x = 41,939,655.69
  5. Step 5: Solve for x
    x = 41,939,655.69/9,512.29
  6. Step 6: Final answer
    x = 4,409.00

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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.