Home / 10,955.88-16,423.54-4,028.76

Finding the Fourth Proportional to 10,955.88, 16,423.54 and 4,028.76

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Solution

The fourth proportional to 10,955.88, 16,423.54 and 4,028.76 is: 6,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955.88 : 16,423.54 = 4,028.76 : x
  2. Step 2: Convert to fraction form
    10,955.88/16,423.54 = 4,028.76/x
  3. Step 3: Cross multiply
    10,955.88x = 16,423.54 × 4,028.76
  4. Step 4: Simplify right side
    10,955.88x = 66,166,501.01
  5. Step 5: Solve for x
    x = 66,166,501.01/10,955.88
  6. Step 6: Final answer
    x = 6,039.36

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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.