Home / 11,338.35-15,646.68-6,302.49

Finding the Fourth Proportional to 11,338.35, 15,646.68 and 6,302.49

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Solution

The fourth proportional to 11,338.35, 15,646.68 and 6,302.49 is: 8,697.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.35 : 15,646.68 = 6,302.49 : x
  2. Step 2: Convert to fraction form
    11,338.35/15,646.68 = 6,302.49/x
  3. Step 3: Cross multiply
    11,338.35x = 15,646.68 × 6,302.49
  4. Step 4: Simplify right side
    11,338.35x = 98,613,044.23
  5. Step 5: Solve for x
    x = 98,613,044.23/11,338.35
  6. Step 6: Final answer
    x = 8,697.30

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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.