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Finding the Fourth Proportional to 3,550.71, 5,328.36 and 1,602.91

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Solution

The fourth proportional to 3,550.71, 5,328.36 and 1,602.91 is: 2,405.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.71 : 5,328.36 = 1,602.91 : x
  2. Step 2: Convert to fraction form
    3,550.71/5,328.36 = 1,602.91/x
  3. Step 3: Cross multiply
    3,550.71x = 5,328.36 × 1,602.91
  4. Step 4: Simplify right side
    3,550.71x = 8,540,898.67
  5. Step 5: Solve for x
    x = 8,540,898.67/3,550.71
  6. Step 6: Final answer
    x = 2,405.41

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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.