Home / 3,458.39-5,188.35-1,267.14

Finding the Fourth Proportional to 3,458.39, 5,188.35 and 1,267.14

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Solution

The fourth proportional to 3,458.39, 5,188.35 and 1,267.14 is: 1,900.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.39 : 5,188.35 = 1,267.14 : x
  2. Step 2: Convert to fraction form
    3,458.39/5,188.35 = 1,267.14/x
  3. Step 3: Cross multiply
    3,458.39x = 5,188.35 × 1,267.14
  4. Step 4: Simplify right side
    3,458.39x = 6,574,359.48
  5. Step 5: Solve for x
    x = 6,574,359.48/3,458.39
  6. Step 6: Final answer
    x = 1,900.99

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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.