Home / 3,087.18-4,629.42-1,526.31

Finding the Fourth Proportional to 3,087.18, 4,629.42 and 1,526.31

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Solution

The fourth proportional to 3,087.18, 4,629.42 and 1,526.31 is: 2,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.18 : 4,629.42 = 1,526.31 : x
  2. Step 2: Convert to fraction form
    3,087.18/4,629.42 = 1,526.31/x
  3. Step 3: Cross multiply
    3,087.18x = 4,629.42 × 1,526.31
  4. Step 4: Simplify right side
    3,087.18x = 7,065,930.04
  5. Step 5: Solve for x
    x = 7,065,930.04/3,087.18
  6. Step 6: Final answer
    x = 2,288.80

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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.