Home / 6,245.36-8,616.40-4,007.04

Finding the Fourth Proportional to 6,245.36, 8,616.40 and 4,007.04

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Solution

The fourth proportional to 6,245.36, 8,616.40 and 4,007.04 is: 5,528.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.36 : 8,616.40 = 4,007.04 : x
  2. Step 2: Convert to fraction form
    6,245.36/8,616.40 = 4,007.04/x
  3. Step 3: Cross multiply
    6,245.36x = 8,616.40 × 4,007.04
  4. Step 4: Simplify right side
    6,245.36x = 34,526,259.46
  5. Step 5: Solve for x
    x = 34,526,259.46/6,245.36
  6. Step 6: Final answer
    x = 5,528.31

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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.