Home / 4,717.71-7,077.44-2,636.55

Finding the Fourth Proportional to 4,717.71, 7,077.44 and 2,636.55

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Solution

The fourth proportional to 4,717.71, 7,077.44 and 2,636.55 is: 3,955.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.71 : 7,077.44 = 2,636.55 : x
  2. Step 2: Convert to fraction form
    4,717.71/7,077.44 = 2,636.55/x
  3. Step 3: Cross multiply
    4,717.71x = 7,077.44 × 2,636.55
  4. Step 4: Simplify right side
    4,717.71x = 18,660,031.02
  5. Step 5: Solve for x
    x = 18,660,031.02/4,717.71
  6. Step 6: Final answer
    x = 3,955.32

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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.