Home / 7,527.99-11,281.23-4,234.17

Finding the Fourth Proportional to 7,527.99, 11,281.23 and 4,234.17

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Solution

The fourth proportional to 7,527.99, 11,281.23 and 4,234.17 is: 6,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.99 : 11,281.23 = 4,234.17 : x
  2. Step 2: Convert to fraction form
    7,527.99/11,281.23 = 4,234.17/x
  3. Step 3: Cross multiply
    7,527.99x = 11,281.23 × 4,234.17
  4. Step 4: Simplify right side
    7,527.99x = 47,766,645.63
  5. Step 5: Solve for x
    x = 47,766,645.63/7,527.99
  6. Step 6: Final answer
    x = 6,345.21

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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.