Home / 2,884.04-3,981.50-2,310.63

Finding the Fourth Proportional to 2,884.04, 3,981.50 and 2,310.63

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Solution

The fourth proportional to 2,884.04, 3,981.50 and 2,310.63 is: 3,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884.04 : 3,981.50 = 2,310.63 : x
  2. Step 2: Convert to fraction form
    2,884.04/3,981.50 = 2,310.63/x
  3. Step 3: Cross multiply
    2,884.04x = 3,981.50 × 2,310.63
  4. Step 4: Simplify right side
    2,884.04x = 9,199,802.12
  5. Step 5: Solve for x
    x = 9,199,802.12/2,884.04
  6. Step 6: Final answer
    x = 3,189.90

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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.