Home / 3,536.61-4,880.50-1,964.71

Finding the Fourth Proportional to 3,536.61, 4,880.50 and 1,964.71

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Solution

The fourth proportional to 3,536.61, 4,880.50 and 1,964.71 is: 2,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.61 : 4,880.50 = 1,964.71 : x
  2. Step 2: Convert to fraction form
    3,536.61/4,880.50 = 1,964.71/x
  3. Step 3: Cross multiply
    3,536.61x = 4,880.50 × 1,964.71
  4. Step 4: Simplify right side
    3,536.61x = 9,588,767.16
  5. Step 5: Solve for x
    x = 9,588,767.16/3,536.61
  6. Step 6: Final answer
    x = 2,711.29

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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.