Home / 11,026.52-15,216.84-6,779.86

Finding the Fourth Proportional to 11,026.52, 15,216.84 and 6,779.86

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Solution

The fourth proportional to 11,026.52, 15,216.84 and 6,779.86 is: 9,356.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.52 : 15,216.84 = 6,779.86 : x
  2. Step 2: Convert to fraction form
    11,026.52/15,216.84 = 6,779.86/x
  3. Step 3: Cross multiply
    11,026.52x = 15,216.84 × 6,779.86
  4. Step 4: Simplify right side
    11,026.52x = 103,168,044.84
  5. Step 5: Solve for x
    x = 103,168,044.84/11,026.52
  6. Step 6: Final answer
    x = 9,356.36

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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.