Home / 7,941.21-10,954.11-5,252.50

Finding the Fourth Proportional to 7,941.21, 10,954.11 and 5,252.50

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Solution

The fourth proportional to 7,941.21, 10,954.11 and 5,252.50 is: 7,245.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.21 : 10,954.11 = 5,252.50 : x
  2. Step 2: Convert to fraction form
    7,941.21/10,954.11 = 5,252.50/x
  3. Step 3: Cross multiply
    7,941.21x = 10,954.11 × 5,252.50
  4. Step 4: Simplify right side
    7,941.21x = 57,536,419.77
  5. Step 5: Solve for x
    x = 57,536,419.77/7,941.21
  6. Step 6: Final answer
    x = 7,245.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.