Home / 10,820.70-14,932.50-6,040.37

Finding the Fourth Proportional to 10,820.70, 14,932.50 and 6,040.37

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Solution

The fourth proportional to 10,820.70, 14,932.50 and 6,040.37 is: 8,335.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.70 : 14,932.50 = 6,040.37 : x
  2. Step 2: Convert to fraction form
    10,820.70/14,932.50 = 6,040.37/x
  3. Step 3: Cross multiply
    10,820.70x = 14,932.50 × 6,040.37
  4. Step 4: Simplify right side
    10,820.70x = 90,197,750.36
  5. Step 5: Solve for x
    x = 90,197,750.36/10,820.70
  6. Step 6: Final answer
    x = 8,335.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.