Home / 6,179.20-8,526.72-3,384.64

Finding the Fourth Proportional to 6,179.20, 8,526.72 and 3,384.64

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Solution

The fourth proportional to 6,179.20, 8,526.72 and 3,384.64 is: 4,670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179.20 : 8,526.72 = 3,384.64 : x
  2. Step 2: Convert to fraction form
    6,179.20/8,526.72 = 3,384.64/x
  3. Step 3: Cross multiply
    6,179.20x = 8,526.72 × 3,384.64
  4. Step 4: Simplify right side
    6,179.20x = 28,859,877.58
  5. Step 5: Solve for x
    x = 28,859,877.58/6,179.20
  6. Step 6: Final answer
    x = 4,670.49

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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.