Home / 4,196.48-6,275.40-3,089.20

Finding the Fourth Proportional to 4,196.48, 6,275.40 and 3,089.20

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Solution

The fourth proportional to 4,196.48, 6,275.40 and 3,089.20 is: 4,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.48 : 6,275.40 = 3,089.20 : x
  2. Step 2: Convert to fraction form
    4,196.48/6,275.40 = 3,089.20/x
  3. Step 3: Cross multiply
    4,196.48x = 6,275.40 × 3,089.20
  4. Step 4: Simplify right side
    4,196.48x = 19,385,965.68
  5. Step 5: Solve for x
    x = 19,385,965.68/4,196.48
  6. Step 6: Final answer
    x = 4,619.58

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1.5x scale

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.