Home / 7,967.06-10,992.74-4,609.78

Finding the Fourth Proportional to 7,967.06, 10,992.74 and 4,609.78

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Solution

The fourth proportional to 7,967.06, 10,992.74 and 4,609.78 is: 6,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,967.06 : 10,992.74 = 4,609.78 : x
  2. Step 2: Convert to fraction form
    7,967.06/10,992.74 = 4,609.78/x
  3. Step 3: Cross multiply
    7,967.06x = 10,992.74 × 4,609.78
  4. Step 4: Simplify right side
    7,967.06x = 50,674,113.00
  5. Step 5: Solve for x
    x = 50,674,113.00/7,967.06
  6. Step 6: Final answer
    x = 6,360.45

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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.