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Finding the Fourth Proportional to 3,530.94, 5,297.29 and 2,492.98

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Solution

The fourth proportional to 3,530.94, 5,297.29 and 2,492.98 is: 3,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.94 : 5,297.29 = 2,492.98 : x
  2. Step 2: Convert to fraction form
    3,530.94/5,297.29 = 2,492.98/x
  3. Step 3: Cross multiply
    3,530.94x = 5,297.29 × 2,492.98
  4. Step 4: Simplify right side
    3,530.94x = 13,206,038.02
  5. Step 5: Solve for x
    x = 13,206,038.02/3,530.94
  6. Step 6: Final answer
    x = 3,740.09

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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.