Home / 9,333.27-12,879.90-5,141.52

Finding the Fourth Proportional to 9,333.27, 12,879.90 and 5,141.52

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Solution

The fourth proportional to 9,333.27, 12,879.90 and 5,141.52 is: 7,095.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.27 : 12,879.90 = 5,141.52 : x
  2. Step 2: Convert to fraction form
    9,333.27/12,879.90 = 5,141.52/x
  3. Step 3: Cross multiply
    9,333.27x = 12,879.90 × 5,141.52
  4. Step 4: Simplify right side
    9,333.27x = 66,222,263.45
  5. Step 5: Solve for x
    x = 66,222,263.45/9,333.27
  6. Step 6: Final answer
    x = 7,095.29

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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.