Home / 11,927.10-16,458.32-6,548.66

Finding the Fourth Proportional to 11,927.10, 16,458.32 and 6,548.66

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Solution

The fourth proportional to 11,927.10, 16,458.32 and 6,548.66 is: 9,036.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.10 : 16,458.32 = 6,548.66 : x
  2. Step 2: Convert to fraction form
    11,927.10/16,458.32 = 6,548.66/x
  3. Step 3: Cross multiply
    11,927.10x = 16,458.32 × 6,548.66
  4. Step 4: Simplify right side
    11,927.10x = 107,779,941.85
  5. Step 5: Solve for x
    x = 107,779,941.85/11,927.10
  6. Step 6: Final answer
    x = 9,036.56

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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.