Home / 11,064.35-15,270.05-6,814.60

Finding the Fourth Proportional to 11,064.35, 15,270.05 and 6,814.60

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Solution

The fourth proportional to 11,064.35, 15,270.05 and 6,814.60 is: 9,404.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,064.35 : 15,270.05 = 6,814.60 : x
  2. Step 2: Convert to fraction form
    11,064.35/15,270.05 = 6,814.60/x
  3. Step 3: Cross multiply
    11,064.35x = 15,270.05 × 6,814.60
  4. Step 4: Simplify right side
    11,064.35x = 104,059,261.59
  5. Step 5: Solve for x
    x = 104,059,261.59/11,064.35
  6. Step 6: Final answer
    x = 9,404.91

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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.