Home / 4,719-7,083.96-3,680.16

Finding the Fourth Proportional to 4,719, 7,083.96 and 3,680.16

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Solution

The fourth proportional to 4,719, 7,083.96 and 3,680.16 is: 5,524.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719 : 7,083.96 = 3,680.16 : x
  2. Step 2: Convert to fraction form
    4,719/7,083.96 = 3,680.16/x
  3. Step 3: Cross multiply
    4,719x = 7,083.96 × 3,680.16
  4. Step 4: Simplify right side
    4,719x = 26,070,106.23
  5. Step 5: Solve for x
    x = 26,070,106.23/4,719
  6. Step 6: Final answer
    x = 5,524.50

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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.