Home / 4,153.92-6,231.53-1,688.95

Finding the Fourth Proportional to 4,153.92, 6,231.53 and 1,688.95

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Solution

The fourth proportional to 4,153.92, 6,231.53 and 1,688.95 is: 2,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.92 : 6,231.53 = 1,688.95 : x
  2. Step 2: Convert to fraction form
    4,153.92/6,231.53 = 1,688.95/x
  3. Step 3: Cross multiply
    4,153.92x = 6,231.53 × 1,688.95
  4. Step 4: Simplify right side
    4,153.92x = 10,524,742.59
  5. Step 5: Solve for x
    x = 10,524,742.59/4,153.92
  6. Step 6: Final answer
    x = 2,533.69

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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.