Home / 5,683.39-7,842.96-3,165.49

Finding the Fourth Proportional to 5,683.39, 7,842.96 and 3,165.49

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Solution

The fourth proportional to 5,683.39, 7,842.96 and 3,165.49 is: 4,368.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.39 : 7,842.96 = 3,165.49 : x
  2. Step 2: Convert to fraction form
    5,683.39/7,842.96 = 3,165.49/x
  3. Step 3: Cross multiply
    5,683.39x = 7,842.96 × 3,165.49
  4. Step 4: Simplify right side
    5,683.39x = 24,826,825.61
  5. Step 5: Solve for x
    x = 24,826,825.61/5,683.39
  6. Step 6: Final answer
    x = 4,368.31

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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.