Home / 2,827.22-4,242-1,527.16

Finding the Fourth Proportional to 2,827.22, 4,242 and 1,527.16

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Solution

The fourth proportional to 2,827.22, 4,242 and 1,527.16 is: 2,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.22 : 4,242 = 1,527.16 : x
  2. Step 2: Convert to fraction form
    2,827.22/4,242 = 1,527.16/x
  3. Step 3: Cross multiply
    2,827.22x = 4,242 × 1,527.16
  4. Step 4: Simplify right side
    2,827.22x = 6,478,212.72
  5. Step 5: Solve for x
    x = 6,478,212.72/2,827.22
  6. Step 6: Final answer
    x = 2,291.37

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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.