Home / 4,815.51-7,210.89-4,266.02

Finding the Fourth Proportional to 4,815.51, 7,210.89 and 4,266.02

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Solution

The fourth proportional to 4,815.51, 7,210.89 and 4,266.02 is: 6,388.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.51 : 7,210.89 = 4,266.02 : x
  2. Step 2: Convert to fraction form
    4,815.51/7,210.89 = 4,266.02/x
  3. Step 3: Cross multiply
    4,815.51x = 7,210.89 × 4,266.02
  4. Step 4: Simplify right side
    4,815.51x = 30,761,764.90
  5. Step 5: Solve for x
    x = 30,761,764.90/4,815.51
  6. Step 6: Final answer
    x = 6,388.06

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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.