Home / 7,982.53-11,016.23-4,445.74

Finding the Fourth Proportional to 7,982.53, 11,016.23 and 4,445.74

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Solution

The fourth proportional to 7,982.53, 11,016.23 and 4,445.74 is: 6,135.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.53 : 11,016.23 = 4,445.74 : x
  2. Step 2: Convert to fraction form
    7,982.53/11,016.23 = 4,445.74/x
  3. Step 3: Cross multiply
    7,982.53x = 11,016.23 × 4,445.74
  4. Step 4: Simplify right side
    7,982.53x = 48,975,348.24
  5. Step 5: Solve for x
    x = 48,975,348.24/7,982.53
  6. Step 6: Final answer
    x = 6,135.32

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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.