Home / 3,381.95-4,668.37-2,545.09

Finding the Fourth Proportional to 3,381.95, 4,668.37 and 2,545.09

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Solution

The fourth proportional to 3,381.95, 4,668.37 and 2,545.09 is: 3,513.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.95 : 4,668.37 = 2,545.09 : x
  2. Step 2: Convert to fraction form
    3,381.95/4,668.37 = 2,545.09/x
  3. Step 3: Cross multiply
    3,381.95x = 4,668.37 × 2,545.09
  4. Step 4: Simplify right side
    3,381.95x = 11,881,403.77
  5. Step 5: Solve for x
    x = 11,881,403.77/3,381.95
  6. Step 6: Final answer
    x = 3,513.18

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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.