Home / 10,119.58-13,964.34-6,342.61

Finding the Fourth Proportional to 10,119.58, 13,964.34 and 6,342.61

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Solution

The fourth proportional to 10,119.58, 13,964.34 and 6,342.61 is: 8,752.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,119.58 : 13,964.34 = 6,342.61 : x
  2. Step 2: Convert to fraction form
    10,119.58/13,964.34 = 6,342.61/x
  3. Step 3: Cross multiply
    10,119.58x = 13,964.34 × 6,342.61
  4. Step 4: Simplify right side
    10,119.58x = 88,570,362.53
  5. Step 5: Solve for x
    x = 88,570,362.53/10,119.58
  6. Step 6: Final answer
    x = 8,752.38

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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.