Home / 7,883.39-10,878.58-4,346.63

Finding the Fourth Proportional to 7,883.39, 10,878.58 and 4,346.63

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Solution

The fourth proportional to 7,883.39, 10,878.58 and 4,346.63 is: 5,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883.39 : 10,878.58 = 4,346.63 : x
  2. Step 2: Convert to fraction form
    7,883.39/10,878.58 = 4,346.63/x
  3. Step 3: Cross multiply
    7,883.39x = 10,878.58 × 4,346.63
  4. Step 4: Simplify right side
    7,883.39x = 47,285,129.56
  5. Step 5: Solve for x
    x = 47,285,129.56/7,883.39
  6. Step 6: Final answer
    x = 5,998.07

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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.