Home / 11,245.64-15,516.56-6,527.40

Finding the Fourth Proportional to 11,245.64, 15,516.56 and 6,527.40

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Solution

The fourth proportional to 11,245.64, 15,516.56 and 6,527.40 is: 9,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.64 : 15,516.56 = 6,527.40 : x
  2. Step 2: Convert to fraction form
    11,245.64/15,516.56 = 6,527.40/x
  3. Step 3: Cross multiply
    11,245.64x = 15,516.56 × 6,527.40
  4. Step 4: Simplify right side
    11,245.64x = 101,282,793.74
  5. Step 5: Solve for x
    x = 101,282,793.74/11,245.64
  6. Step 6: Final answer
    x = 9,006.41

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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.