Home / 7,995.45-11,040.65-5,016.40

Finding the Fourth Proportional to 7,995.45, 11,040.65 and 5,016.40

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Solution

The fourth proportional to 7,995.45, 11,040.65 and 5,016.40 is: 6,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.45 : 11,040.65 = 5,016.40 : x
  2. Step 2: Convert to fraction form
    7,995.45/11,040.65 = 5,016.40/x
  3. Step 3: Cross multiply
    7,995.45x = 11,040.65 × 5,016.40
  4. Step 4: Simplify right side
    7,995.45x = 55,384,316.66
  5. Step 5: Solve for x
    x = 55,384,316.66/7,995.45
  6. Step 6: Final answer
    x = 6,926.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.