Home / 11,338.30-15,647.12-6,302.33

Finding the Fourth Proportional to 11,338.30, 15,647.12 and 6,302.33

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Solution

The fourth proportional to 11,338.30, 15,647.12 and 6,302.33 is: 8,697.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.30 : 15,647.12 = 6,302.33 : x
  2. Step 2: Convert to fraction form
    11,338.30/15,647.12 = 6,302.33/x
  3. Step 3: Cross multiply
    11,338.30x = 15,647.12 × 6,302.33
  4. Step 4: Simplify right side
    11,338.30x = 98,613,313.79
  5. Step 5: Solve for x
    x = 98,613,313.79/11,338.30
  6. Step 6: Final answer
    x = 8,697.36

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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.