Home / 4,071.80-5,616.05-2,636.53

Finding the Fourth Proportional to 4,071.80, 5,616.05 and 2,636.53

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Solution

The fourth proportional to 4,071.80, 5,616.05 and 2,636.53 is: 3,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.80 : 5,616.05 = 2,636.53 : x
  2. Step 2: Convert to fraction form
    4,071.80/5,616.05 = 2,636.53/x
  3. Step 3: Cross multiply
    4,071.80x = 5,616.05 × 2,636.53
  4. Step 4: Simplify right side
    4,071.80x = 14,806,876.86
  5. Step 5: Solve for x
    x = 14,806,876.86/4,071.80
  6. Step 6: Final answer
    x = 3,636.44

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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.