Home / 4,807.79-7,192.72-3,641.16

Finding the Fourth Proportional to 4,807.79, 7,192.72 and 3,641.16

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Solution

The fourth proportional to 4,807.79, 7,192.72 and 3,641.16 is: 5,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.79 : 7,192.72 = 3,641.16 : x
  2. Step 2: Convert to fraction form
    4,807.79/7,192.72 = 3,641.16/x
  3. Step 3: Cross multiply
    4,807.79x = 7,192.72 × 3,641.16
  4. Step 4: Simplify right side
    4,807.79x = 26,189,878.44
  5. Step 5: Solve for x
    x = 26,189,878.44/4,807.79
  6. Step 6: Final answer
    x = 5,447.38

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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.