Home / 2,654.90-3,973.08-2,242.86

Finding the Fourth Proportional to 2,654.90, 3,973.08 and 2,242.86

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Solution

The fourth proportional to 2,654.90, 3,973.08 and 2,242.86 is: 3,356.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.90 : 3,973.08 = 2,242.86 : x
  2. Step 2: Convert to fraction form
    2,654.90/3,973.08 = 2,242.86/x
  3. Step 3: Cross multiply
    2,654.90x = 3,973.08 × 2,242.86
  4. Step 4: Simplify right side
    2,654.90x = 8,911,062.21
  5. Step 5: Solve for x
    x = 8,911,062.21/2,654.90
  6. Step 6: Final answer
    x = 3,356.46

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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.