Home / 6,876.24-10,330.80-4,415.84

Finding the Fourth Proportional to 6,876.24, 10,330.80 and 4,415.84

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Solution

The fourth proportional to 6,876.24, 10,330.80 and 4,415.84 is: 6,634.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.24 : 10,330.80 = 4,415.84 : x
  2. Step 2: Convert to fraction form
    6,876.24/10,330.80 = 4,415.84/x
  3. Step 3: Cross multiply
    6,876.24x = 10,330.80 × 4,415.84
  4. Step 4: Simplify right side
    6,876.24x = 45,619,159.87
  5. Step 5: Solve for x
    x = 45,619,159.87/6,876.24
  6. Step 6: Final answer
    x = 6,634.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.