Home / 11,206.54-15,460.38-6,668.31

Finding the Fourth Proportional to 11,206.54, 15,460.38 and 6,668.31

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Solution

The fourth proportional to 11,206.54, 15,460.38 and 6,668.31 is: 9,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.54 : 15,460.38 = 6,668.31 : x
  2. Step 2: Convert to fraction form
    11,206.54/15,460.38 = 6,668.31/x
  3. Step 3: Cross multiply
    11,206.54x = 15,460.38 × 6,668.31
  4. Step 4: Simplify right side
    11,206.54x = 103,094,606.56
  5. Step 5: Solve for x
    x = 103,094,606.56/11,206.54
  6. Step 6: Final answer
    x = 9,199.51

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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.