Home / 8,088.40-12,133.20-2,893.60

Finding the Fourth Proportional to 8,088.40, 12,133.20 and 2,893.60

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Solution

The fourth proportional to 8,088.40, 12,133.20 and 2,893.60 is: 4,340.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.40 : 12,133.20 = 2,893.60 : x
  2. Step 2: Convert to fraction form
    8,088.40/12,133.20 = 2,893.60/x
  3. Step 3: Cross multiply
    8,088.40x = 12,133.20 × 2,893.60
  4. Step 4: Simplify right side
    8,088.40x = 35,108,627.52
  5. Step 5: Solve for x
    x = 35,108,627.52/8,088.40
  6. Step 6: Final answer
    x = 4,340.61

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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.