Home / 11,688.54-17,532.95-3,897.35

Finding the Fourth Proportional to 11,688.54, 17,532.95 and 3,897.35

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Solution

The fourth proportional to 11,688.54, 17,532.95 and 3,897.35 is: 5,846.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688.54 : 17,532.95 = 3,897.35 : x
  2. Step 2: Convert to fraction form
    11,688.54/17,532.95 = 3,897.35/x
  3. Step 3: Cross multiply
    11,688.54x = 17,532.95 × 3,897.35
  4. Step 4: Simplify right side
    11,688.54x = 68,332,042.68
  5. Step 5: Solve for x
    x = 68,332,042.68/11,688.54
  6. Step 6: Final answer
    x = 5,846.07

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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.