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Finding the Fourth Proportional to 7,152.37, 10,719.24 and 3,447.03

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Solution

The fourth proportional to 7,152.37, 10,719.24 and 3,447.03 is: 5,166.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152.37 : 10,719.24 = 3,447.03 : x
  2. Step 2: Convert to fraction form
    7,152.37/10,719.24 = 3,447.03/x
  3. Step 3: Cross multiply
    7,152.37x = 10,719.24 × 3,447.03
  4. Step 4: Simplify right side
    7,152.37x = 36,949,541.86
  5. Step 5: Solve for x
    x = 36,949,541.86/7,152.37
  6. Step 6: Final answer
    x = 5,166.06

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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.