Home / 9,668.54-13,338.06-6,688.52

Finding the Fourth Proportional to 9,668.54, 13,338.06 and 6,688.52

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Solution

The fourth proportional to 9,668.54, 13,338.06 and 6,688.52 is: 9,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668.54 : 13,338.06 = 6,688.52 : x
  2. Step 2: Convert to fraction form
    9,668.54/13,338.06 = 6,688.52/x
  3. Step 3: Cross multiply
    9,668.54x = 13,338.06 × 6,688.52
  4. Step 4: Simplify right side
    9,668.54x = 89,211,881.07
  5. Step 5: Solve for x
    x = 89,211,881.07/9,668.54
  6. Step 6: Final answer
    x = 9,227.03

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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.