Home / 9,502.13-13,107.69-6,668.35

Finding the Fourth Proportional to 9,502.13, 13,107.69 and 6,668.35

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Solution

The fourth proportional to 9,502.13, 13,107.69 and 6,668.35 is: 9,198.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,502.13 : 13,107.69 = 6,668.35 : x
  2. Step 2: Convert to fraction form
    9,502.13/13,107.69 = 6,668.35/x
  3. Step 3: Cross multiply
    9,502.13x = 13,107.69 × 6,668.35
  4. Step 4: Simplify right side
    9,502.13x = 87,406,631.84
  5. Step 5: Solve for x
    x = 87,406,631.84/9,502.13
  6. Step 6: Final answer
    x = 9,198.63

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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.