Home / 3,390.51-4,679.37-2,046.19

Finding the Fourth Proportional to 3,390.51, 4,679.37 and 2,046.19

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Solution

The fourth proportional to 3,390.51, 4,679.37 and 2,046.19 is: 2,824.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390.51 : 4,679.37 = 2,046.19 : x
  2. Step 2: Convert to fraction form
    3,390.51/4,679.37 = 2,046.19/x
  3. Step 3: Cross multiply
    3,390.51x = 4,679.37 × 2,046.19
  4. Step 4: Simplify right side
    3,390.51x = 9,574,846.47
  5. Step 5: Solve for x
    x = 9,574,846.47/3,390.51
  6. Step 6: Final answer
    x = 2,824.01

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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.