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Finding the Fourth Proportional to 5,248.51, 7,869.12 and 2,325.22

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Solution

The fourth proportional to 5,248.51, 7,869.12 and 2,325.22 is: 3,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.51 : 7,869.12 = 2,325.22 : x
  2. Step 2: Convert to fraction form
    5,248.51/7,869.12 = 2,325.22/x
  3. Step 3: Cross multiply
    5,248.51x = 7,869.12 × 2,325.22
  4. Step 4: Simplify right side
    5,248.51x = 18,297,435.21
  5. Step 5: Solve for x
    x = 18,297,435.21/5,248.51
  6. Step 6: Final answer
    x = 3,486.22

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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.