Home / 10,893.35-15,032.40-6,177.80

Finding the Fourth Proportional to 10,893.35, 15,032.40 and 6,177.80

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Solution

The fourth proportional to 10,893.35, 15,032.40 and 6,177.80 is: 8,525.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.35 : 15,032.40 = 6,177.80 : x
  2. Step 2: Convert to fraction form
    10,893.35/15,032.40 = 6,177.80/x
  3. Step 3: Cross multiply
    10,893.35x = 15,032.40 × 6,177.80
  4. Step 4: Simplify right side
    10,893.35x = 92,867,160.72
  5. Step 5: Solve for x
    x = 92,867,160.72/10,893.35
  6. Step 6: Final answer
    x = 8,525.12

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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.