Home / 9,519.42-13,141.44-6,338.05

Finding the Fourth Proportional to 9,519.42, 13,141.44 and 6,338.05

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Solution

The fourth proportional to 9,519.42, 13,141.44 and 6,338.05 is: 8,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.42 : 13,141.44 = 6,338.05 : x
  2. Step 2: Convert to fraction form
    9,519.42/13,141.44 = 6,338.05/x
  3. Step 3: Cross multiply
    9,519.42x = 13,141.44 × 6,338.05
  4. Step 4: Simplify right side
    9,519.42x = 83,291,070.94
  5. Step 5: Solve for x
    x = 83,291,070.94/9,519.42
  6. Step 6: Final answer
    x = 8,749.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.