Home / 5,649.84-8,479.62-2,730.60

Finding the Fourth Proportional to 5,649.84, 8,479.62 and 2,730.60

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Solution

The fourth proportional to 5,649.84, 8,479.62 and 2,730.60 is: 4,098.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.84 : 8,479.62 = 2,730.60 : x
  2. Step 2: Convert to fraction form
    5,649.84/8,479.62 = 2,730.60/x
  3. Step 3: Cross multiply
    5,649.84x = 8,479.62 × 2,730.60
  4. Step 4: Simplify right side
    5,649.84x = 23,154,450.37
  5. Step 5: Solve for x
    x = 23,154,450.37/5,649.84
  6. Step 6: Final answer
    x = 4,098.25

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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.