Home / 2,971.27-4,454.88-1,507.60

Finding the Fourth Proportional to 2,971.27, 4,454.88 and 1,507.60

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Solution

The fourth proportional to 2,971.27, 4,454.88 and 1,507.60 is: 2,260.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.27 : 4,454.88 = 1,507.60 : x
  2. Step 2: Convert to fraction form
    2,971.27/4,454.88 = 1,507.60/x
  3. Step 3: Cross multiply
    2,971.27x = 4,454.88 × 1,507.60
  4. Step 4: Simplify right side
    2,971.27x = 6,716,177.09
  5. Step 5: Solve for x
    x = 6,716,177.09/2,971.27
  6. Step 6: Final answer
    x = 2,260.37

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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.