Home / 11,646.56-16,071.72-6,341.36

Finding the Fourth Proportional to 11,646.56, 16,071.72 and 6,341.36

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Solution

The fourth proportional to 11,646.56, 16,071.72 and 6,341.36 is: 8,750.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.56 : 16,071.72 = 6,341.36 : x
  2. Step 2: Convert to fraction form
    11,646.56/16,071.72 = 6,341.36/x
  3. Step 3: Cross multiply
    11,646.56x = 16,071.72 × 6,341.36
  4. Step 4: Simplify right side
    11,646.56x = 101,916,562.34
  5. Step 5: Solve for x
    x = 101,916,562.34/11,646.56
  6. Step 6: Final answer
    x = 8,750.79

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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.