Home / 4,451.84-6,678.45-1,529.44

Finding the Fourth Proportional to 4,451.84, 6,678.45 and 1,529.44

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Solution

The fourth proportional to 4,451.84, 6,678.45 and 1,529.44 is: 2,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.84 : 6,678.45 = 1,529.44 : x
  2. Step 2: Convert to fraction form
    4,451.84/6,678.45 = 1,529.44/x
  3. Step 3: Cross multiply
    4,451.84x = 6,678.45 × 1,529.44
  4. Step 4: Simplify right side
    4,451.84x = 10,214,288.57
  5. Step 5: Solve for x
    x = 10,214,288.57/4,451.84
  6. Step 6: Final answer
    x = 2,294.40

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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.