Home / 3,854.40-5,317.80-2,527.44

Finding the Fourth Proportional to 3,854.40, 5,317.80 and 2,527.44

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Solution

The fourth proportional to 3,854.40, 5,317.80 and 2,527.44 is: 3,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.40 : 5,317.80 = 2,527.44 : x
  2. Step 2: Convert to fraction form
    3,854.40/5,317.80 = 2,527.44/x
  3. Step 3: Cross multiply
    3,854.40x = 5,317.80 × 2,527.44
  4. Step 4: Simplify right side
    3,854.40x = 13,440,420.43
  5. Step 5: Solve for x
    x = 13,440,420.43/3,854.40
  6. Step 6: Final answer
    x = 3,487.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.