Home / 7,572.86-11,356.05-2,641.04

Finding the Fourth Proportional to 7,572.86, 11,356.05 and 2,641.04

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Solution

The fourth proportional to 7,572.86, 11,356.05 and 2,641.04 is: 3,960.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.86 : 11,356.05 = 2,641.04 : x
  2. Step 2: Convert to fraction form
    7,572.86/11,356.05 = 2,641.04/x
  3. Step 3: Cross multiply
    7,572.86x = 11,356.05 × 2,641.04
  4. Step 4: Simplify right side
    7,572.86x = 29,991,782.29
  5. Step 5: Solve for x
    x = 29,991,782.29/7,572.86
  6. Step 6: Final answer
    x = 3,960.43

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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.