Home / 4,923.24-7,384.32-2,457.60

Finding the Fourth Proportional to 4,923.24, 7,384.32 and 2,457.60

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Solution

The fourth proportional to 4,923.24, 7,384.32 and 2,457.60 is: 3,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.24 : 7,384.32 = 2,457.60 : x
  2. Step 2: Convert to fraction form
    4,923.24/7,384.32 = 2,457.60/x
  3. Step 3: Cross multiply
    4,923.24x = 7,384.32 × 2,457.60
  4. Step 4: Simplify right side
    4,923.24x = 18,147,704.83
  5. Step 5: Solve for x
    x = 18,147,704.83/4,923.24
  6. Step 6: Final answer
    x = 3,686.13

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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.