Home / 11,259.25-15,538.70-6,224.46

Finding the Fourth Proportional to 11,259.25, 15,538.70 and 6,224.46

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Solution

The fourth proportional to 11,259.25, 15,538.70 and 6,224.46 is: 8,590.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.25 : 15,538.70 = 6,224.46 : x
  2. Step 2: Convert to fraction form
    11,259.25/15,538.70 = 6,224.46/x
  3. Step 3: Cross multiply
    11,259.25x = 15,538.70 × 6,224.46
  4. Step 4: Simplify right side
    11,259.25x = 96,719,973.89
  5. Step 5: Solve for x
    x = 96,719,973.89/11,259.25
  6. Step 6: Final answer
    x = 8,590.27

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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.