Home / 7,282.86-10,920.51-2,601.06

Finding the Fourth Proportional to 7,282.86, 10,920.51 and 2,601.06

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Solution

The fourth proportional to 7,282.86, 10,920.51 and 2,601.06 is: 3,900.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.86 : 10,920.51 = 2,601.06 : x
  2. Step 2: Convert to fraction form
    7,282.86/10,920.51 = 2,601.06/x
  3. Step 3: Cross multiply
    7,282.86x = 10,920.51 × 2,601.06
  4. Step 4: Simplify right side
    7,282.86x = 28,404,901.74
  5. Step 5: Solve for x
    x = 28,404,901.74/7,282.86
  6. Step 6: Final answer
    x = 3,900.24

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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.