Home / 11,930.50-17,897.84-4,535.60

Finding the Fourth Proportional to 11,930.50, 17,897.84 and 4,535.60

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Solution

The fourth proportional to 11,930.50, 17,897.84 and 4,535.60 is: 6,804.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930.50 : 17,897.84 = 4,535.60 : x
  2. Step 2: Convert to fraction form
    11,930.50/17,897.84 = 4,535.60/x
  3. Step 3: Cross multiply
    11,930.50x = 17,897.84 × 4,535.60
  4. Step 4: Simplify right side
    11,930.50x = 81,177,443.10
  5. Step 5: Solve for x
    x = 81,177,443.10/11,930.50
  6. Step 6: Final answer
    x = 6,804.19

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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.