Home / 10,873.94-15,005.54-6,158.26

Finding the Fourth Proportional to 10,873.94, 15,005.54 and 6,158.26

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Solution

The fourth proportional to 10,873.94, 15,005.54 and 6,158.26 is: 8,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.94 : 15,005.54 = 6,158.26 : x
  2. Step 2: Convert to fraction form
    10,873.94/15,005.54 = 6,158.26/x
  3. Step 3: Cross multiply
    10,873.94x = 15,005.54 × 6,158.26
  4. Step 4: Simplify right side
    10,873.94x = 92,407,910.94
  5. Step 5: Solve for x
    x = 92,407,910.94/10,873.94
  6. Step 6: Final answer
    x = 8,498.11

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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.