Home / 8,038.88-12,049.08-3,106.36

Finding the Fourth Proportional to 8,038.88, 12,049.08 and 3,106.36

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Solution

The fourth proportional to 8,038.88, 12,049.08 and 3,106.36 is: 4,655.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.88 : 12,049.08 = 3,106.36 : x
  2. Step 2: Convert to fraction form
    8,038.88/12,049.08 = 3,106.36/x
  3. Step 3: Cross multiply
    8,038.88x = 12,049.08 × 3,106.36
  4. Step 4: Simplify right side
    8,038.88x = 37,428,780.15
  5. Step 5: Solve for x
    x = 37,428,780.15/8,038.88
  6. Step 6: Final answer
    x = 4,655.97

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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.