Home / 3,148.86-4,343.04-2,484.39

Finding the Fourth Proportional to 3,148.86, 4,343.04 and 2,484.39

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Solution

The fourth proportional to 3,148.86, 4,343.04 and 2,484.39 is: 3,426.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.86 : 4,343.04 = 2,484.39 : x
  2. Step 2: Convert to fraction form
    3,148.86/4,343.04 = 2,484.39/x
  3. Step 3: Cross multiply
    3,148.86x = 4,343.04 × 2,484.39
  4. Step 4: Simplify right side
    3,148.86x = 10,789,805.15
  5. Step 5: Solve for x
    x = 10,789,805.15/3,148.86
  6. Step 6: Final answer
    x = 3,426.58

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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.