Home / 11,527.20-15,907.32-7,050.62

Finding the Fourth Proportional to 11,527.20, 15,907.32 and 7,050.62

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Solution

The fourth proportional to 11,527.20, 15,907.32 and 7,050.62 is: 9,729.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,527.20 : 15,907.32 = 7,050.62 : x
  2. Step 2: Convert to fraction form
    11,527.20/15,907.32 = 7,050.62/x
  3. Step 3: Cross multiply
    11,527.20x = 15,907.32 × 7,050.62
  4. Step 4: Simplify right side
    11,527.20x = 112,156,508.31
  5. Step 5: Solve for x
    x = 112,156,508.31/11,527.20
  6. Step 6: Final answer
    x = 9,729.73

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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.