Home / 4,810.14-7,215.60-1,347.36

Finding the Fourth Proportional to 4,810.14, 7,215.60 and 1,347.36

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Solution

The fourth proportional to 4,810.14, 7,215.60 and 1,347.36 is: 2,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.14 : 7,215.60 = 1,347.36 : x
  2. Step 2: Convert to fraction form
    4,810.14/7,215.60 = 1,347.36/x
  3. Step 3: Cross multiply
    4,810.14x = 7,215.60 × 1,347.36
  4. Step 4: Simplify right side
    4,810.14x = 9,722,010.82
  5. Step 5: Solve for x
    x = 9,722,010.82/4,810.14
  6. Step 6: Final answer
    x = 2,021.15

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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.