Home / 11,360.60-17,040.90-8,595.80

Finding the Fourth Proportional to 11,360.60, 17,040.90 and 8,595.80

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Solution

The fourth proportional to 11,360.60, 17,040.90 and 8,595.80 is: 12,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.60 : 17,040.90 = 8,595.80 : x
  2. Step 2: Convert to fraction form
    11,360.60/17,040.90 = 8,595.80/x
  3. Step 3: Cross multiply
    11,360.60x = 17,040.90 × 8,595.80
  4. Step 4: Simplify right side
    11,360.60x = 146,480,168.22
  5. Step 5: Solve for x
    x = 146,480,168.22/11,360.60
  6. Step 6: Final answer
    x = 12,893.70

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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.