Home / 10,971.36-16,457.94-4,393.96

Finding the Fourth Proportional to 10,971.36, 16,457.94 and 4,393.96

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Solution

The fourth proportional to 10,971.36, 16,457.94 and 4,393.96 is: 6,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,971.36 : 16,457.94 = 4,393.96 : x
  2. Step 2: Convert to fraction form
    10,971.36/16,457.94 = 4,393.96/x
  3. Step 3: Cross multiply
    10,971.36x = 16,457.94 × 4,393.96
  4. Step 4: Simplify right side
    10,971.36x = 72,315,530.04
  5. Step 5: Solve for x
    x = 72,315,530.04/10,971.36
  6. Step 6: Final answer
    x = 6,591.30

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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.