Home / 4,545.45-6,272.84-2,555.89

Finding the Fourth Proportional to 4,545.45, 6,272.84 and 2,555.89

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Solution

The fourth proportional to 4,545.45, 6,272.84 and 2,555.89 is: 3,527.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.45 : 6,272.84 = 2,555.89 : x
  2. Step 2: Convert to fraction form
    4,545.45/6,272.84 = 2,555.89/x
  3. Step 3: Cross multiply
    4,545.45x = 6,272.84 × 2,555.89
  4. Step 4: Simplify right side
    4,545.45x = 16,032,679.74
  5. Step 5: Solve for x
    x = 16,032,679.74/4,545.45
  6. Step 6: Final answer
    x = 3,527.19

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.