Home / 3,609.14-4,981.40-2,348.00

Finding the Fourth Proportional to 3,609.14, 4,981.40 and 2,348.00

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Solution

The fourth proportional to 3,609.14, 4,981.40 and 2,348.00 is: 3,240.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.14 : 4,981.40 = 2,348.00 : x
  2. Step 2: Convert to fraction form
    3,609.14/4,981.40 = 2,348.00/x
  3. Step 3: Cross multiply
    3,609.14x = 4,981.40 × 2,348.00
  4. Step 4: Simplify right side
    3,609.14x = 11,696,290.55
  5. Step 5: Solve for x
    x = 11,696,290.55/3,609.14
  6. Step 6: Final answer
    x = 3,240.75

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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.