Home / 10,835.75-16,254.19-3,440.79

Finding the Fourth Proportional to 10,835.75, 16,254.19 and 3,440.79

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Solution

The fourth proportional to 10,835.75, 16,254.19 and 3,440.79 is: 5,161.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.75 : 16,254.19 = 3,440.79 : x
  2. Step 2: Convert to fraction form
    10,835.75/16,254.19 = 3,440.79/x
  3. Step 3: Cross multiply
    10,835.75x = 16,254.19 × 3,440.79
  4. Step 4: Simplify right side
    10,835.75x = 55,927,258.71
  5. Step 5: Solve for x
    x = 55,927,258.71/10,835.75
  6. Step 6: Final answer
    x = 5,161.36

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1.5x scale

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.