Home / 2,465.60-3,401.25-1,668.95

Finding the Fourth Proportional to 2,465.60, 3,401.25 and 1,668.95

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Solution

The fourth proportional to 2,465.60, 3,401.25 and 1,668.95 is: 2,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.60 : 3,401.25 = 1,668.95 : x
  2. Step 2: Convert to fraction form
    2,465.60/3,401.25 = 1,668.95/x
  3. Step 3: Cross multiply
    2,465.60x = 3,401.25 × 1,668.95
  4. Step 4: Simplify right side
    2,465.60x = 5,676,516.19
  5. Step 5: Solve for x
    x = 5,676,516.19/2,465.60
  6. Step 6: Final answer
    x = 2,302.29

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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.