Home / 3,331.80-4,595.81-2,386.26

Finding the Fourth Proportional to 3,331.80, 4,595.81 and 2,386.26

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Solution

The fourth proportional to 3,331.80, 4,595.81 and 2,386.26 is: 3,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.80 : 4,595.81 = 2,386.26 : x
  2. Step 2: Convert to fraction form
    3,331.80/4,595.81 = 2,386.26/x
  3. Step 3: Cross multiply
    3,331.80x = 4,595.81 × 2,386.26
  4. Step 4: Simplify right side
    3,331.80x = 10,966,785.64
  5. Step 5: Solve for x
    x = 10,966,785.64/3,331.80
  6. Step 6: Final answer
    x = 3,291.55

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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.