Home / 7,442.76-11,165.88-2,512.32

Finding the Fourth Proportional to 7,442.76, 11,165.88 and 2,512.32

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Solution

The fourth proportional to 7,442.76, 11,165.88 and 2,512.32 is: 3,769.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.76 : 11,165.88 = 2,512.32 : x
  2. Step 2: Convert to fraction form
    7,442.76/11,165.88 = 2,512.32/x
  3. Step 3: Cross multiply
    7,442.76x = 11,165.88 × 2,512.32
  4. Step 4: Simplify right side
    7,442.76x = 28,052,263.64
  5. Step 5: Solve for x
    x = 28,052,263.64/7,442.76
  6. Step 6: Final answer
    x = 3,769.07

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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.