Home / 3,698.12-5,101.14-2,519.72

Finding the Fourth Proportional to 3,698.12, 5,101.14 and 2,519.72

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Solution

The fourth proportional to 3,698.12, 5,101.14 and 2,519.72 is: 3,475.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.12 : 5,101.14 = 2,519.72 : x
  2. Step 2: Convert to fraction form
    3,698.12/5,101.14 = 2,519.72/x
  3. Step 3: Cross multiply
    3,698.12x = 5,101.14 × 2,519.72
  4. Step 4: Simplify right side
    3,698.12x = 12,853,444.48
  5. Step 5: Solve for x
    x = 12,853,444.48/3,698.12
  6. Step 6: Final answer
    x = 3,475.67

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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.