Home / 9,273.51-13,910.40-5,112.72

Finding the Fourth Proportional to 9,273.51, 13,910.40 and 5,112.72

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Solution

The fourth proportional to 9,273.51, 13,910.40 and 5,112.72 is: 7,669.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.51 : 13,910.40 = 5,112.72 : x
  2. Step 2: Convert to fraction form
    9,273.51/13,910.40 = 5,112.72/x
  3. Step 3: Cross multiply
    9,273.51x = 13,910.40 × 5,112.72
  4. Step 4: Simplify right side
    9,273.51x = 71,119,980.29
  5. Step 5: Solve for x
    x = 71,119,980.29/9,273.51
  6. Step 6: Final answer
    x = 7,669.15

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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.