Home / 9,409.74-14,116.98-2,835.78

Finding the Fourth Proportional to 9,409.74, 14,116.98 and 2,835.78

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Solution

The fourth proportional to 9,409.74, 14,116.98 and 2,835.78 is: 4,254.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.74 : 14,116.98 = 2,835.78 : x
  2. Step 2: Convert to fraction form
    9,409.74/14,116.98 = 2,835.78/x
  3. Step 3: Cross multiply
    9,409.74x = 14,116.98 × 2,835.78
  4. Step 4: Simplify right side
    9,409.74x = 40,032,649.54
  5. Step 5: Solve for x
    x = 40,032,649.54/9,409.74
  6. Step 6: Final answer
    x = 4,254.38

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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.