Home / 6,302.16-8,700.84-4,179.54

Finding the Fourth Proportional to 6,302.16, 8,700.84 and 4,179.54

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Solution

The fourth proportional to 6,302.16, 8,700.84 and 4,179.54 is: 5,770.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302.16 : 8,700.84 = 4,179.54 : x
  2. Step 2: Convert to fraction form
    6,302.16/8,700.84 = 4,179.54/x
  3. Step 3: Cross multiply
    6,302.16x = 8,700.84 × 4,179.54
  4. Step 4: Simplify right side
    6,302.16x = 36,365,508.81
  5. Step 5: Solve for x
    x = 36,365,508.81/6,302.16
  6. Step 6: Final answer
    x = 5,770.32

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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.