Home / 10,739.28-16,106.97-4,497.63

Finding the Fourth Proportional to 10,739.28, 16,106.97 and 4,497.63

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Solution

The fourth proportional to 10,739.28, 16,106.97 and 4,497.63 is: 6,745.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.28 : 16,106.97 = 4,497.63 : x
  2. Step 2: Convert to fraction form
    10,739.28/16,106.97 = 4,497.63/x
  3. Step 3: Cross multiply
    10,739.28x = 16,106.97 × 4,497.63
  4. Step 4: Simplify right side
    10,739.28x = 72,443,191.48
  5. Step 5: Solve for x
    x = 72,443,191.48/10,739.28
  6. Step 6: Final answer
    x = 6,745.63

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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.