Home / 7,688.56-11,534.52-2,494.32

Finding the Fourth Proportional to 7,688.56, 11,534.52 and 2,494.32

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Solution

The fourth proportional to 7,688.56, 11,534.52 and 2,494.32 is: 3,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.56 : 11,534.52 = 2,494.32 : x
  2. Step 2: Convert to fraction form
    7,688.56/11,534.52 = 2,494.32/x
  3. Step 3: Cross multiply
    7,688.56x = 11,534.52 × 2,494.32
  4. Step 4: Simplify right side
    7,688.56x = 28,770,783.93
  5. Step 5: Solve for x
    x = 28,770,783.93/7,688.56
  6. Step 6: Final answer
    x = 3,742.03

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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.