Home / 7,873.09-10,864.77-4,336.22

Finding the Fourth Proportional to 7,873.09, 10,864.77 and 4,336.22

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Solution

The fourth proportional to 7,873.09, 10,864.77 and 4,336.22 is: 5,983.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873.09 : 10,864.77 = 4,336.22 : x
  2. Step 2: Convert to fraction form
    7,873.09/10,864.77 = 4,336.22/x
  3. Step 3: Cross multiply
    7,873.09x = 10,864.77 × 4,336.22
  4. Step 4: Simplify right side
    7,873.09x = 47,112,043.87
  5. Step 5: Solve for x
    x = 47,112,043.87/7,873.09
  6. Step 6: Final answer
    x = 5,983.94

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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.