Home / 7,971.26-11,000.14-4,613.60

Finding the Fourth Proportional to 7,971.26, 11,000.14 and 4,613.60

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Solution

The fourth proportional to 7,971.26, 11,000.14 and 4,613.60 is: 6,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971.26 : 11,000.14 = 4,613.60 : x
  2. Step 2: Convert to fraction form
    7,971.26/11,000.14 = 4,613.60/x
  3. Step 3: Cross multiply
    7,971.26x = 11,000.14 × 4,613.60
  4. Step 4: Simplify right side
    7,971.26x = 50,750,261.87
  5. Step 5: Solve for x
    x = 50,750,261.87/7,971.26
  6. Step 6: Final answer
    x = 6,366.66

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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.