Home / 3,476.52-5,187.33-3,148.20

Finding the Fourth Proportional to 3,476.52, 5,187.33 and 3,148.20

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Solution

The fourth proportional to 3,476.52, 5,187.33 and 3,148.20 is: 4,697.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.52 : 5,187.33 = 3,148.20 : x
  2. Step 2: Convert to fraction form
    3,476.52/5,187.33 = 3,148.20/x
  3. Step 3: Cross multiply
    3,476.52x = 5,187.33 × 3,148.20
  4. Step 4: Simplify right side
    3,476.52x = 16,330,752.31
  5. Step 5: Solve for x
    x = 16,330,752.31/3,476.52
  6. Step 6: Final answer
    x = 4,697.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.