Home / 11,877.59-17,820.48-4,484.16

Finding the Fourth Proportional to 11,877.59, 17,820.48 and 4,484.16

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Solution

The fourth proportional to 11,877.59, 17,820.48 and 4,484.16 is: 6,727.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877.59 : 17,820.48 = 4,484.16 : x
  2. Step 2: Convert to fraction form
    11,877.59/17,820.48 = 4,484.16/x
  3. Step 3: Cross multiply
    11,877.59x = 17,820.48 × 4,484.16
  4. Step 4: Simplify right side
    11,877.59x = 79,909,883.60
  5. Step 5: Solve for x
    x = 79,909,883.60/11,877.59
  6. Step 6: Final answer
    x = 6,727.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.