Home / 4,153.98-6,230.34-1,688.82

Finding the Fourth Proportional to 4,153.98, 6,230.34 and 1,688.82

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Solution

The fourth proportional to 4,153.98, 6,230.34 and 1,688.82 is: 2,532.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.98 : 6,230.34 = 1,688.82 : x
  2. Step 2: Convert to fraction form
    4,153.98/6,230.34 = 1,688.82/x
  3. Step 3: Cross multiply
    4,153.98x = 6,230.34 × 1,688.82
  4. Step 4: Simplify right side
    4,153.98x = 10,521,922.80
  5. Step 5: Solve for x
    x = 10,521,922.80/4,153.98
  6. Step 6: Final answer
    x = 2,532.97

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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.