Home / 8,177.58-11,284.98-4,820.55

Finding the Fourth Proportional to 8,177.58, 11,284.98 and 4,820.55

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Solution

The fourth proportional to 8,177.58, 11,284.98 and 4,820.55 is: 6,652.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.58 : 11,284.98 = 4,820.55 : x
  2. Step 2: Convert to fraction form
    8,177.58/11,284.98 = 4,820.55/x
  3. Step 3: Cross multiply
    8,177.58x = 11,284.98 × 4,820.55
  4. Step 4: Simplify right side
    8,177.58x = 54,399,810.34
  5. Step 5: Solve for x
    x = 54,399,810.34/8,177.58
  6. Step 6: Final answer
    x = 6,652.31

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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.