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Finding the Fourth Proportional to 3,669.07, 5,503.49 and 895.76

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Solution

The fourth proportional to 3,669.07, 5,503.49 and 895.76 is: 1,343.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.07 : 5,503.49 = 895.76 : x
  2. Step 2: Convert to fraction form
    3,669.07/5,503.49 = 895.76/x
  3. Step 3: Cross multiply
    3,669.07x = 5,503.49 × 895.76
  4. Step 4: Simplify right side
    3,669.07x = 4,929,803.24
  5. Step 5: Solve for x
    x = 4,929,803.24/3,669.07
  6. Step 6: Final answer
    x = 1,343.61

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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.