Home / 4,775.76-7,161.48-2,802.33

Finding the Fourth Proportional to 4,775.76, 7,161.48 and 2,802.33

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Solution

The fourth proportional to 4,775.76, 7,161.48 and 2,802.33 is: 4,202.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.76 : 7,161.48 = 2,802.33 : x
  2. Step 2: Convert to fraction form
    4,775.76/7,161.48 = 2,802.33/x
  3. Step 3: Cross multiply
    4,775.76x = 7,161.48 × 2,802.33
  4. Step 4: Simplify right side
    4,775.76x = 20,068,830.25
  5. Step 5: Solve for x
    x = 20,068,830.25/4,775.76
  6. Step 6: Final answer
    x = 4,202.23

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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.