Home / 4,233.06-6,350.55-1,311.60

Finding the Fourth Proportional to 4,233.06, 6,350.55 and 1,311.60

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Solution

The fourth proportional to 4,233.06, 6,350.55 and 1,311.60 is: 1,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.06 : 6,350.55 = 1,311.60 : x
  2. Step 2: Convert to fraction form
    4,233.06/6,350.55 = 1,311.60/x
  3. Step 3: Cross multiply
    4,233.06x = 6,350.55 × 1,311.60
  4. Step 4: Simplify right side
    4,233.06x = 8,329,381.38
  5. Step 5: Solve for x
    x = 8,329,381.38/4,233.06
  6. Step 6: Final answer
    x = 1,967.70

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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.