Home / 7,528.54-11,293.46-1,981.92

Finding the Fourth Proportional to 7,528.54, 11,293.46 and 1,981.92

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Solution

The fourth proportional to 7,528.54, 11,293.46 and 1,981.92 is: 2,973.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.54 : 11,293.46 = 1,981.92 : x
  2. Step 2: Convert to fraction form
    7,528.54/11,293.46 = 1,981.92/x
  3. Step 3: Cross multiply
    7,528.54x = 11,293.46 × 1,981.92
  4. Step 4: Simplify right side
    7,528.54x = 22,382,734.24
  5. Step 5: Solve for x
    x = 22,382,734.24/7,528.54
  6. Step 6: Final answer
    x = 2,973.05

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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.