Home / 5,288.40-7,935.32-2,328.92

Finding the Fourth Proportional to 5,288.40, 7,935.32 and 2,328.92

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Solution

The fourth proportional to 5,288.40, 7,935.32 and 2,328.92 is: 3,494.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.40 : 7,935.32 = 2,328.92 : x
  2. Step 2: Convert to fraction form
    5,288.40/7,935.32 = 2,328.92/x
  3. Step 3: Cross multiply
    5,288.40x = 7,935.32 × 2,328.92
  4. Step 4: Simplify right side
    5,288.40x = 18,480,674.13
  5. Step 5: Solve for x
    x = 18,480,674.13/5,288.40
  6. Step 6: Final answer
    x = 3,494.57

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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.