Home / 4,923.92-7,384.28-1,636.13

Finding the Fourth Proportional to 4,923.92, 7,384.28 and 1,636.13

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Solution

The fourth proportional to 4,923.92, 7,384.28 and 1,636.13 is: 2,453.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.92 : 7,384.28 = 1,636.13 : x
  2. Step 2: Convert to fraction form
    4,923.92/7,384.28 = 1,636.13/x
  3. Step 3: Cross multiply
    4,923.92x = 7,384.28 × 1,636.13
  4. Step 4: Simplify right side
    4,923.92x = 12,081,596.93
  5. Step 5: Solve for x
    x = 12,081,596.93/4,923.92
  6. Step 6: Final answer
    x = 2,453.66

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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.