Home / 3,605.08-5,372.29-3,487.63

Finding the Fourth Proportional to 3,605.08, 5,372.29 and 3,487.63

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Solution

The fourth proportional to 3,605.08, 5,372.29 and 3,487.63 is: 5,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.08 : 5,372.29 = 3,487.63 : x
  2. Step 2: Convert to fraction form
    3,605.08/5,372.29 = 3,487.63/x
  3. Step 3: Cross multiply
    3,605.08x = 5,372.29 × 3,487.63
  4. Step 4: Simplify right side
    3,605.08x = 18,736,559.77
  5. Step 5: Solve for x
    x = 18,736,559.77/3,605.08
  6. Step 6: Final answer
    x = 5,197.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.