Home / 10,955.05-16,439.84-4,029.55

Finding the Fourth Proportional to 10,955.05, 16,439.84 and 4,029.55

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Solution

The fourth proportional to 10,955.05, 16,439.84 and 4,029.55 is: 6,047.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,955.05 : 16,439.84 = 4,029.55 : x
  2. Step 2: Convert to fraction form
    10,955.05/16,439.84 = 4,029.55/x
  3. Step 3: Cross multiply
    10,955.05x = 16,439.84 × 4,029.55
  4. Step 4: Simplify right side
    10,955.05x = 66,245,133.80
  5. Step 5: Solve for x
    x = 66,245,133.80/10,955.05
  6. Step 6: Final answer
    x = 6,047.00

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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.