Home / 8,457.13-12,675.88-4,553.34

Finding the Fourth Proportional to 8,457.13, 12,675.88 and 4,553.34

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Solution

The fourth proportional to 8,457.13, 12,675.88 and 4,553.34 is: 6,824.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457.13 : 12,675.88 = 4,553.34 : x
  2. Step 2: Convert to fraction form
    8,457.13/12,675.88 = 4,553.34/x
  3. Step 3: Cross multiply
    8,457.13x = 12,675.88 × 4,553.34
  4. Step 4: Simplify right side
    8,457.13x = 57,717,591.44
  5. Step 5: Solve for x
    x = 57,717,591.44/8,457.13
  6. Step 6: Final answer
    x = 6,824.73

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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.