Home / 7,520.73-11,268.95-4,590.15

Finding the Fourth Proportional to 7,520.73, 11,268.95 and 4,590.15

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Solution

The fourth proportional to 7,520.73, 11,268.95 and 4,590.15 is: 6,877.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.73 : 11,268.95 = 4,590.15 : x
  2. Step 2: Convert to fraction form
    7,520.73/11,268.95 = 4,590.15/x
  3. Step 3: Cross multiply
    7,520.73x = 11,268.95 × 4,590.15
  4. Step 4: Simplify right side
    7,520.73x = 51,726,147.89
  5. Step 5: Solve for x
    x = 51,726,147.89/7,520.73
  6. Step 6: Final answer
    x = 6,877.81

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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.