Home / 4,325.44-6,488.96-1,403.68

Finding the Fourth Proportional to 4,325.44, 6,488.96 and 1,403.68

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Solution

The fourth proportional to 4,325.44, 6,488.96 and 1,403.68 is: 2,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.44 : 6,488.96 = 1,403.68 : x
  2. Step 2: Convert to fraction form
    4,325.44/6,488.96 = 1,403.68/x
  3. Step 3: Cross multiply
    4,325.44x = 6,488.96 × 1,403.68
  4. Step 4: Simplify right side
    4,325.44x = 9,108,423.37
  5. Step 5: Solve for x
    x = 9,108,423.37/4,325.44
  6. Step 6: Final answer
    x = 2,105.78

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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.