Home / 11,752.10-16,216.87-6,715.31

Finding the Fourth Proportional to 11,752.10, 16,216.87 and 6,715.31

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Solution

The fourth proportional to 11,752.10, 16,216.87 and 6,715.31 is: 9,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752.10 : 16,216.87 = 6,715.31 : x
  2. Step 2: Convert to fraction form
    11,752.10/16,216.87 = 6,715.31/x
  3. Step 3: Cross multiply
    11,752.10x = 16,216.87 × 6,715.31
  4. Step 4: Simplify right side
    11,752.10x = 108,901,309.28
  5. Step 5: Solve for x
    x = 108,901,309.28/11,752.10
  6. Step 6: Final answer
    x = 9,266.54

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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.