Home / 3,335.28-5,001.03-1,386.42

Finding the Fourth Proportional to 3,335.28, 5,001.03 and 1,386.42

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Solution

The fourth proportional to 3,335.28, 5,001.03 and 1,386.42 is: 2,078.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.28 : 5,001.03 = 1,386.42 : x
  2. Step 2: Convert to fraction form
    3,335.28/5,001.03 = 1,386.42/x
  3. Step 3: Cross multiply
    3,335.28x = 5,001.03 × 1,386.42
  4. Step 4: Simplify right side
    3,335.28x = 6,933,528.01
  5. Step 5: Solve for x
    x = 6,933,528.01/3,335.28
  6. Step 6: Final answer
    x = 2,078.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.