Home / 4,340.15-6,499.74-2,485.64

Finding the Fourth Proportional to 4,340.15, 6,499.74 and 2,485.64

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Solution

The fourth proportional to 4,340.15, 6,499.74 and 2,485.64 is: 3,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.15 : 6,499.74 = 2,485.64 : x
  2. Step 2: Convert to fraction form
    4,340.15/6,499.74 = 2,485.64/x
  3. Step 3: Cross multiply
    4,340.15x = 6,499.74 × 2,485.64
  4. Step 4: Simplify right side
    4,340.15x = 16,156,013.73
  5. Step 5: Solve for x
    x = 16,156,013.73/4,340.15
  6. Step 6: Final answer
    x = 3,722.46

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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.