Home / 10,768.34-16,145.53-4,195.19

Finding the Fourth Proportional to 10,768.34, 16,145.53 and 4,195.19

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Solution

The fourth proportional to 10,768.34, 16,145.53 and 4,195.19 is: 6,290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.34 : 16,145.53 = 4,195.19 : x
  2. Step 2: Convert to fraction form
    10,768.34/16,145.53 = 4,195.19/x
  3. Step 3: Cross multiply
    10,768.34x = 16,145.53 × 4,195.19
  4. Step 4: Simplify right side
    10,768.34x = 67,733,595.88
  5. Step 5: Solve for x
    x = 67,733,595.88/10,768.34
  6. Step 6: Final answer
    x = 6,290.07

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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.