Home / 11,256.93-15,533.44-6,779.97

Finding the Fourth Proportional to 11,256.93, 15,533.44 and 6,779.97

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Solution

The fourth proportional to 11,256.93, 15,533.44 and 6,779.97 is: 9,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.93 : 15,533.44 = 6,779.97 : x
  2. Step 2: Convert to fraction form
    11,256.93/15,533.44 = 6,779.97/x
  3. Step 3: Cross multiply
    11,256.93x = 15,533.44 × 6,779.97
  4. Step 4: Simplify right side
    11,256.93x = 105,316,240.25
  5. Step 5: Solve for x
    x = 105,316,240.25/11,256.93
  6. Step 6: Final answer
    x = 9,355.68

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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.