Home / 4,419.32-6,624.78-1,644.10

Finding the Fourth Proportional to 4,419.32, 6,624.78 and 1,644.10

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Solution

The fourth proportional to 4,419.32, 6,624.78 and 1,644.10 is: 2,464.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.32 : 6,624.78 = 1,644.10 : x
  2. Step 2: Convert to fraction form
    4,419.32/6,624.78 = 1,644.10/x
  3. Step 3: Cross multiply
    4,419.32x = 6,624.78 × 1,644.10
  4. Step 4: Simplify right side
    4,419.32x = 10,891,800.80
  5. Step 5: Solve for x
    x = 10,891,800.80/4,419.32
  6. Step 6: Final answer
    x = 2,464.59

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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.