Home / 3,459.53-5,188.75-1,267.73

Finding the Fourth Proportional to 3,459.53, 5,188.75 and 1,267.73

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Solution

The fourth proportional to 3,459.53, 5,188.75 and 1,267.73 is: 1,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.53 : 5,188.75 = 1,267.73 : x
  2. Step 2: Convert to fraction form
    3,459.53/5,188.75 = 1,267.73/x
  3. Step 3: Cross multiply
    3,459.53x = 5,188.75 × 1,267.73
  4. Step 4: Simplify right side
    3,459.53x = 6,577,934.04
  5. Step 5: Solve for x
    x = 6,577,934.04/3,459.53
  6. Step 6: Final answer
    x = 1,901.40

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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.