Home / 2,333.03-3,219.20-1,338.13

Finding the Fourth Proportional to 2,333.03, 3,219.20 and 1,338.13

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Solution

The fourth proportional to 2,333.03, 3,219.20 and 1,338.13 is: 1,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333.03 : 3,219.20 = 1,338.13 : x
  2. Step 2: Convert to fraction form
    2,333.03/3,219.20 = 1,338.13/x
  3. Step 3: Cross multiply
    2,333.03x = 3,219.20 × 1,338.13
  4. Step 4: Simplify right side
    2,333.03x = 4,307,708.10
  5. Step 5: Solve for x
    x = 4,307,708.10/2,333.03
  6. Step 6: Final answer
    x = 1,846.40

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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.