Home / 4,275.45-5,897.76-3,479.63

Finding the Fourth Proportional to 4,275.45, 5,897.76 and 3,479.63

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Solution

The fourth proportional to 4,275.45, 5,897.76 and 3,479.63 is: 4,799.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.45 : 5,897.76 = 3,479.63 : x
  2. Step 2: Convert to fraction form
    4,275.45/5,897.76 = 3,479.63/x
  3. Step 3: Cross multiply
    4,275.45x = 5,897.76 × 3,479.63
  4. Step 4: Simplify right side
    4,275.45x = 20,521,993.14
  5. Step 5: Solve for x
    x = 20,521,993.14/4,275.45
  6. Step 6: Final answer
    x = 4,799.96

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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.