Home / 7,971.08-11,955.33-5,009.72

Finding the Fourth Proportional to 7,971.08, 11,955.33 and 5,009.72

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Solution

The fourth proportional to 7,971.08, 11,955.33 and 5,009.72 is: 7,513.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971.08 : 11,955.33 = 5,009.72 : x
  2. Step 2: Convert to fraction form
    7,971.08/11,955.33 = 5,009.72/x
  3. Step 3: Cross multiply
    7,971.08x = 11,955.33 × 5,009.72
  4. Step 4: Simplify right side
    7,971.08x = 59,892,796.03
  5. Step 5: Solve for x
    x = 59,892,796.03/7,971.08
  6. Step 6: Final answer
    x = 7,513.77

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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.