Home / 7,995.06-11,982.06-4,485

Finding the Fourth Proportional to 7,995.06, 11,982.06 and 4,485

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Solution

The fourth proportional to 7,995.06, 11,982.06 and 4,485 is: 6,721.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.06 : 11,982.06 = 4,485 : x
  2. Step 2: Convert to fraction form
    7,995.06/11,982.06 = 4,485/x
  3. Step 3: Cross multiply
    7,995.06x = 11,982.06 × 4,485
  4. Step 4: Simplify right side
    7,995.06x = 53,739,539.10
  5. Step 5: Solve for x
    x = 53,739,539.10/7,995.06
  6. Step 6: Final answer
    x = 6,721.59

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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.