Home / 7,968.97-10,999.03-4,613.75

Finding the Fourth Proportional to 7,968.97, 10,999.03 and 4,613.75

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Solution

The fourth proportional to 7,968.97, 10,999.03 and 4,613.75 is: 6,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.97 : 10,999.03 = 4,613.75 : x
  2. Step 2: Convert to fraction form
    7,968.97/10,999.03 = 4,613.75/x
  3. Step 3: Cross multiply
    7,968.97x = 10,999.03 × 4,613.75
  4. Step 4: Simplify right side
    7,968.97x = 50,746,774.66
  5. Step 5: Solve for x
    x = 50,746,774.66/7,968.97
  6. Step 6: Final answer
    x = 6,368.05

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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.