Home / 11,364.72-17,043.12-4,346.64

Finding the Fourth Proportional to 11,364.72, 17,043.12 and 4,346.64

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Solution

The fourth proportional to 11,364.72, 17,043.12 and 4,346.64 is: 6,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,364.72 : 17,043.12 = 4,346.64 : x
  2. Step 2: Convert to fraction form
    11,364.72/17,043.12 = 4,346.64/x
  3. Step 3: Cross multiply
    11,364.72x = 17,043.12 × 4,346.64
  4. Step 4: Simplify right side
    11,364.72x = 74,080,307.12
  5. Step 5: Solve for x
    x = 74,080,307.12/11,364.72
  6. Step 6: Final answer
    x = 6,518.45

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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.