Home / 5,013.63-7,520.58-2,545.11

Finding the Fourth Proportional to 5,013.63, 7,520.58 and 2,545.11

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Solution

The fourth proportional to 5,013.63, 7,520.58 and 2,545.11 is: 3,817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.63 : 7,520.58 = 2,545.11 : x
  2. Step 2: Convert to fraction form
    5,013.63/7,520.58 = 2,545.11/x
  3. Step 3: Cross multiply
    5,013.63x = 7,520.58 × 2,545.11
  4. Step 4: Simplify right side
    5,013.63x = 19,140,703.36
  5. Step 5: Solve for x
    x = 19,140,703.36/5,013.63
  6. Step 6: Final answer
    x = 3,817.73

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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.