Home / 4,138.89-5,710.00-2,545.03

Finding the Fourth Proportional to 4,138.89, 5,710.00 and 2,545.03

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Solution

The fourth proportional to 4,138.89, 5,710.00 and 2,545.03 is: 3,511.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.89 : 5,710.00 = 2,545.03 : x
  2. Step 2: Convert to fraction form
    4,138.89/5,710.00 = 2,545.03/x
  3. Step 3: Cross multiply
    4,138.89x = 5,710.00 × 2,545.03
  4. Step 4: Simplify right side
    4,138.89x = 14,532,117.95
  5. Step 5: Solve for x
    x = 14,532,117.95/4,138.89
  6. Step 6: Final answer
    x = 3,511.12

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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.