Home / 3,338.03-4,606.61-2,159.10

Finding the Fourth Proportional to 3,338.03, 4,606.61 and 2,159.10

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Solution

The fourth proportional to 3,338.03, 4,606.61 and 2,159.10 is: 2,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.03 : 4,606.61 = 2,159.10 : x
  2. Step 2: Convert to fraction form
    3,338.03/4,606.61 = 2,159.10/x
  3. Step 3: Cross multiply
    3,338.03x = 4,606.61 × 2,159.10
  4. Step 4: Simplify right side
    3,338.03x = 9,946,120.86
  5. Step 5: Solve for x
    x = 9,946,120.86/3,338.03
  6. Step 6: Final answer
    x = 2,979.64

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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.