Home / 4,575.61-6,863.35-1,455.81

Finding the Fourth Proportional to 4,575.61, 6,863.35 and 1,455.81

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Solution

The fourth proportional to 4,575.61, 6,863.35 and 1,455.81 is: 2,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.61 : 6,863.35 = 1,455.81 : x
  2. Step 2: Convert to fraction form
    4,575.61/6,863.35 = 1,455.81/x
  3. Step 3: Cross multiply
    4,575.61x = 6,863.35 × 1,455.81
  4. Step 4: Simplify right side
    4,575.61x = 9,991,733.56
  5. Step 5: Solve for x
    x = 9,991,733.56/4,575.61
  6. Step 6: Final answer
    x = 2,183.69

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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.