Home / 3,394.13-4,686.07-2,331.55

Finding the Fourth Proportional to 3,394.13, 4,686.07 and 2,331.55

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Solution

The fourth proportional to 3,394.13, 4,686.07 and 2,331.55 is: 3,219.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.13 : 4,686.07 = 2,331.55 : x
  2. Step 2: Convert to fraction form
    3,394.13/4,686.07 = 2,331.55/x
  3. Step 3: Cross multiply
    3,394.13x = 4,686.07 × 2,331.55
  4. Step 4: Simplify right side
    3,394.13x = 10,925,806.51
  5. Step 5: Solve for x
    x = 10,925,806.51/3,394.13
  6. Step 6: Final answer
    x = 3,219.03

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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.