Home / 4,451.68-6,678.06-1,530.64

Finding the Fourth Proportional to 4,451.68, 6,678.06 and 1,530.64

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Solution

The fourth proportional to 4,451.68, 6,678.06 and 1,530.64 is: 2,296.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.68 : 6,678.06 = 1,530.64 : x
  2. Step 2: Convert to fraction form
    4,451.68/6,678.06 = 1,530.64/x
  3. Step 3: Cross multiply
    4,451.68x = 6,678.06 × 1,530.64
  4. Step 4: Simplify right side
    4,451.68x = 10,221,705.76
  5. Step 5: Solve for x
    x = 10,221,705.76/4,451.68
  6. Step 6: Final answer
    x = 2,296.15

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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.