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Finding the Fourth Proportional to 4,809.33, 7,157.97 and 4,763.16

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Solution

The fourth proportional to 4,809.33, 7,157.97 and 4,763.16 is: 7,089.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.33 : 7,157.97 = 4,763.16 : x
  2. Step 2: Convert to fraction form
    4,809.33/7,157.97 = 4,763.16/x
  3. Step 3: Cross multiply
    4,809.33x = 7,157.97 × 4,763.16
  4. Step 4: Simplify right side
    4,809.33x = 34,094,556.39
  5. Step 5: Solve for x
    x = 34,094,556.39/4,809.33
  6. Step 6: Final answer
    x = 7,089.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.