Home / 9,333.07-12,879.63-5,141.32

Finding the Fourth Proportional to 9,333.07, 12,879.63 and 5,141.32

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Solution

The fourth proportional to 9,333.07, 12,879.63 and 5,141.32 is: 7,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.07 : 12,879.63 = 5,141.32 : x
  2. Step 2: Convert to fraction form
    9,333.07/12,879.63 = 5,141.32/x
  3. Step 3: Cross multiply
    9,333.07x = 12,879.63 × 5,141.32
  4. Step 4: Simplify right side
    9,333.07x = 66,218,209.21
  5. Step 5: Solve for x
    x = 66,218,209.21/9,333.07
  6. Step 6: Final answer
    x = 7,095.01

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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.