Home / 5,623.68-8,435.52-1,727.58

Finding the Fourth Proportional to 5,623.68, 8,435.52 and 1,727.58

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Solution

The fourth proportional to 5,623.68, 8,435.52 and 1,727.58 is: 2,591.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.68 : 8,435.52 = 1,727.58 : x
  2. Step 2: Convert to fraction form
    5,623.68/8,435.52 = 1,727.58/x
  3. Step 3: Cross multiply
    5,623.68x = 8,435.52 × 1,727.58
  4. Step 4: Simplify right side
    5,623.68x = 14,573,035.64
  5. Step 5: Solve for x
    x = 14,573,035.64/5,623.68
  6. Step 6: Final answer
    x = 2,591.37

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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.