Home / 11,333.58-17,000.64-3,938.28

Finding the Fourth Proportional to 11,333.58, 17,000.64 and 3,938.28

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Solution

The fourth proportional to 11,333.58, 17,000.64 and 3,938.28 is: 5,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.58 : 17,000.64 = 3,938.28 : x
  2. Step 2: Convert to fraction form
    11,333.58/17,000.64 = 3,938.28/x
  3. Step 3: Cross multiply
    11,333.58x = 17,000.64 × 3,938.28
  4. Step 4: Simplify right side
    11,333.58x = 66,953,280.50
  5. Step 5: Solve for x
    x = 66,953,280.50/11,333.58
  6. Step 6: Final answer
    x = 5,907.51

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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.