Home / 4,545.45-6,807.24-3,080.16

Finding the Fourth Proportional to 4,545.45, 6,807.24 and 3,080.16

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Solution

The fourth proportional to 4,545.45, 6,807.24 and 3,080.16 is: 4,612.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.45 : 6,807.24 = 3,080.16 : x
  2. Step 2: Convert to fraction form
    4,545.45/6,807.24 = 3,080.16/x
  3. Step 3: Cross multiply
    4,545.45x = 6,807.24 × 3,080.16
  4. Step 4: Simplify right side
    4,545.45x = 20,967,388.36
  5. Step 5: Solve for x
    x = 20,967,388.36/4,545.45
  6. Step 6: Final answer
    x = 4,612.83

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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.