Home / 7,873.11-10,864.48-4,336.24

Finding the Fourth Proportional to 7,873.11, 10,864.48 and 4,336.24

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Solution

The fourth proportional to 7,873.11, 10,864.48 and 4,336.24 is: 5,983.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873.11 : 10,864.48 = 4,336.24 : x
  2. Step 2: Convert to fraction form
    7,873.11/10,864.48 = 4,336.24/x
  3. Step 3: Cross multiply
    7,873.11x = 10,864.48 × 4,336.24
  4. Step 4: Simplify right side
    7,873.11x = 47,110,992.76
  5. Step 5: Solve for x
    x = 47,110,992.76/7,873.11
  6. Step 6: Final answer
    x = 5,983.78

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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.