Home / 4,288.46-5,918.06-2,400.05

Finding the Fourth Proportional to 4,288.46, 5,918.06 and 2,400.05

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Solution

The fourth proportional to 4,288.46, 5,918.06 and 2,400.05 is: 3,312.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.46 : 5,918.06 = 2,400.05 : x
  2. Step 2: Convert to fraction form
    4,288.46/5,918.06 = 2,400.05/x
  3. Step 3: Cross multiply
    4,288.46x = 5,918.06 × 2,400.05
  4. Step 4: Simplify right side
    4,288.46x = 14,203,639.90
  5. Step 5: Solve for x
    x = 14,203,639.90/4,288.46
  6. Step 6: Final answer
    x = 3,312.06

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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.