Home / 4,545.74-6,819.84-1,624.28

Finding the Fourth Proportional to 4,545.74, 6,819.84 and 1,624.28

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Solution

The fourth proportional to 4,545.74, 6,819.84 and 1,624.28 is: 2,436.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.74 : 6,819.84 = 1,624.28 : x
  2. Step 2: Convert to fraction form
    4,545.74/6,819.84 = 1,624.28/x
  3. Step 3: Cross multiply
    4,545.74x = 6,819.84 × 1,624.28
  4. Step 4: Simplify right side
    4,545.74x = 11,077,329.72
  5. Step 5: Solve for x
    x = 11,077,329.72/4,545.74
  6. Step 6: Final answer
    x = 2,436.86

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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.