Home / 4,545.30-6,272.40-2,555.85

Finding the Fourth Proportional to 4,545.30, 6,272.40 and 2,555.85

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Solution

The fourth proportional to 4,545.30, 6,272.40 and 2,555.85 is: 3,527.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.30 : 6,272.40 = 2,555.85 : x
  2. Step 2: Convert to fraction form
    4,545.30/6,272.40 = 2,555.85/x
  3. Step 3: Cross multiply
    4,545.30x = 6,272.40 × 2,555.85
  4. Step 4: Simplify right side
    4,545.30x = 16,031,300.76
  5. Step 5: Solve for x
    x = 16,031,300.76/4,545.30
  6. Step 6: Final answer
    x = 3,527.01

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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.