Home / 11,609.24-16,021.74-6,574.34

Finding the Fourth Proportional to 11,609.24, 16,021.74 and 6,574.34

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Solution

The fourth proportional to 11,609.24, 16,021.74 and 6,574.34 is: 9,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.24 : 16,021.74 = 6,574.34 : x
  2. Step 2: Convert to fraction form
    11,609.24/16,021.74 = 6,574.34/x
  3. Step 3: Cross multiply
    11,609.24x = 16,021.74 × 6,574.34
  4. Step 4: Simplify right side
    11,609.24x = 105,332,366.15
  5. Step 5: Solve for x
    x = 105,332,366.15/11,609.24
  6. Step 6: Final answer
    x = 9,073.15

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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.