Home / 7,972.47-11,960.75-3,043.52

Finding the Fourth Proportional to 7,972.47, 11,960.75 and 3,043.52

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Solution

The fourth proportional to 7,972.47, 11,960.75 and 3,043.52 is: 4,566.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.47 : 11,960.75 = 3,043.52 : x
  2. Step 2: Convert to fraction form
    7,972.47/11,960.75 = 3,043.52/x
  3. Step 3: Cross multiply
    7,972.47x = 11,960.75 × 3,043.52
  4. Step 4: Simplify right side
    7,972.47x = 36,402,729.65
  5. Step 5: Solve for x
    x = 36,402,729.65/7,972.47
  6. Step 6: Final answer
    x = 4,566.05

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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.