Home / 11,970.29-17,955.44-4,073.60

Finding the Fourth Proportional to 11,970.29, 17,955.44 and 4,073.60

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Solution

The fourth proportional to 11,970.29, 17,955.44 and 4,073.60 is: 6,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,970.29 : 17,955.44 = 4,073.60 : x
  2. Step 2: Convert to fraction form
    11,970.29/17,955.44 = 4,073.60/x
  3. Step 3: Cross multiply
    11,970.29x = 17,955.44 × 4,073.60
  4. Step 4: Simplify right side
    11,970.29x = 73,143,280.38
  5. Step 5: Solve for x
    x = 73,143,280.38/11,970.29
  6. Step 6: Final answer
    x = 6,110.40

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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.