Home / 8,029.42-11,080.80-4,492.60

Finding the Fourth Proportional to 8,029.42, 11,080.80 and 4,492.60

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Solution

The fourth proportional to 8,029.42, 11,080.80 and 4,492.60 is: 6,199.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.42 : 11,080.80 = 4,492.60 : x
  2. Step 2: Convert to fraction form
    8,029.42/11,080.80 = 4,492.60/x
  3. Step 3: Cross multiply
    8,029.42x = 11,080.80 × 4,492.60
  4. Step 4: Simplify right side
    8,029.42x = 49,781,602.08
  5. Step 5: Solve for x
    x = 49,781,602.08/8,029.42
  6. Step 6: Final answer
    x = 6,199.90

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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.