Home / 9,668.49-14,488.16-7,191.69

Finding the Fourth Proportional to 9,668.49, 14,488.16 and 7,191.69

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Solution

The fourth proportional to 9,668.49, 14,488.16 and 7,191.69 is: 10,776.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668.49 : 14,488.16 = 7,191.69 : x
  2. Step 2: Convert to fraction form
    9,668.49/14,488.16 = 7,191.69/x
  3. Step 3: Cross multiply
    9,668.49x = 14,488.16 × 7,191.69
  4. Step 4: Simplify right side
    9,668.49x = 104,194,319.43
  5. Step 5: Solve for x
    x = 104,194,319.43/9,668.49
  6. Step 6: Final answer
    x = 10,776.69

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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.