Home / 7,360.80-11,046.60-4,894.80

Finding the Fourth Proportional to 7,360.80, 11,046.60 and 4,894.80

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Solution

The fourth proportional to 7,360.80, 11,046.60 and 4,894.80 is: 7,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.80 : 11,046.60 = 4,894.80 : x
  2. Step 2: Convert to fraction form
    7,360.80/11,046.60 = 4,894.80/x
  3. Step 3: Cross multiply
    7,360.80x = 11,046.60 × 4,894.80
  4. Step 4: Simplify right side
    7,360.80x = 54,070,897.68
  5. Step 5: Solve for x
    x = 54,070,897.68/7,360.80
  6. Step 6: Final answer
    x = 7,345.79

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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.