Home / 4,245.27-6,368.20-1,125.24

Finding the Fourth Proportional to 4,245.27, 6,368.20 and 1,125.24

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Solution

The fourth proportional to 4,245.27, 6,368.20 and 1,125.24 is: 1,687.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.27 : 6,368.20 = 1,125.24 : x
  2. Step 2: Convert to fraction form
    4,245.27/6,368.20 = 1,125.24/x
  3. Step 3: Cross multiply
    4,245.27x = 6,368.20 × 1,125.24
  4. Step 4: Simplify right side
    4,245.27x = 7,165,747.74
  5. Step 5: Solve for x
    x = 7,165,747.74/4,245.27
  6. Step 6: Final answer
    x = 1,687.94

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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.