Home / 8,354.88-12,534.40-2,511.36

Finding the Fourth Proportional to 8,354.88, 12,534.40 and 2,511.36

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Solution

The fourth proportional to 8,354.88, 12,534.40 and 2,511.36 is: 3,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.88 : 12,534.40 = 2,511.36 : x
  2. Step 2: Convert to fraction form
    8,354.88/12,534.40 = 2,511.36/x
  3. Step 3: Cross multiply
    8,354.88x = 12,534.40 × 2,511.36
  4. Step 4: Simplify right side
    8,354.88x = 31,478,390.78
  5. Step 5: Solve for x
    x = 31,478,390.78/8,354.88
  6. Step 6: Final answer
    x = 3,767.67

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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.