Home / 11,970.52-17,957.28-4,074.36

Finding the Fourth Proportional to 11,970.52, 17,957.28 and 4,074.36

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Solution

The fourth proportional to 11,970.52, 17,957.28 and 4,074.36 is: 6,112.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,970.52 : 17,957.28 = 4,074.36 : x
  2. Step 2: Convert to fraction form
    11,970.52/17,957.28 = 4,074.36/x
  3. Step 3: Cross multiply
    11,970.52x = 17,957.28 × 4,074.36
  4. Step 4: Simplify right side
    11,970.52x = 73,164,423.34
  5. Step 5: Solve for x
    x = 73,164,423.34/11,970.52
  6. Step 6: Final answer
    x = 6,112.05

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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.