Home / 6,819.32-10,179.20-5,851.64

Finding the Fourth Proportional to 6,819.32, 10,179.20 and 5,851.64

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Solution

The fourth proportional to 6,819.32, 10,179.20 and 5,851.64 is: 8,734.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.32 : 10,179.20 = 5,851.64 : x
  2. Step 2: Convert to fraction form
    6,819.32/10,179.20 = 5,851.64/x
  3. Step 3: Cross multiply
    6,819.32x = 10,179.20 × 5,851.64
  4. Step 4: Simplify right side
    6,819.32x = 59,565,013.89
  5. Step 5: Solve for x
    x = 59,565,013.89/6,819.32
  6. Step 6: Final answer
    x = 8,734.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.