Home / 9,094.80-12,550.77-5,115.91

Finding the Fourth Proportional to 9,094.80, 12,550.77 and 5,115.91

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Solution

The fourth proportional to 9,094.80, 12,550.77 and 5,115.91 is: 7,059.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,094.80 : 12,550.77 = 5,115.91 : x
  2. Step 2: Convert to fraction form
    9,094.80/12,550.77 = 5,115.91/x
  3. Step 3: Cross multiply
    9,094.80x = 12,550.77 × 5,115.91
  4. Step 4: Simplify right side
    9,094.80x = 64,208,609.75
  5. Step 5: Solve for x
    x = 64,208,609.75/9,094.80
  6. Step 6: Final answer
    x = 7,059.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.