Home / 10,840.16-14,958.60-6,124.88

Finding the Fourth Proportional to 10,840.16, 14,958.60 and 6,124.88

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Solution

The fourth proportional to 10,840.16, 14,958.60 and 6,124.88 is: 8,451.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.16 : 14,958.60 = 6,124.88 : x
  2. Step 2: Convert to fraction form
    10,840.16/14,958.60 = 6,124.88/x
  3. Step 3: Cross multiply
    10,840.16x = 14,958.60 × 6,124.88
  4. Step 4: Simplify right side
    10,840.16x = 91,619,629.97
  5. Step 5: Solve for x
    x = 91,619,629.97/10,840.16
  6. Step 6: Final answer
    x = 8,451.87

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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.