Home / 3,795.04-5,239.38-2,399.68

Finding the Fourth Proportional to 3,795.04, 5,239.38 and 2,399.68

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Solution

The fourth proportional to 3,795.04, 5,239.38 and 2,399.68 is: 3,312.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.04 : 5,239.38 = 2,399.68 : x
  2. Step 2: Convert to fraction form
    3,795.04/5,239.38 = 2,399.68/x
  3. Step 3: Cross multiply
    3,795.04x = 5,239.38 × 2,399.68
  4. Step 4: Simplify right side
    3,795.04x = 12,572,835.40
  5. Step 5: Solve for x
    x = 12,572,835.40/3,795.04
  6. Step 6: Final answer
    x = 3,312.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.