Home / 4,224.12-5,828.76-2,455.08

Finding the Fourth Proportional to 4,224.12, 5,828.76 and 2,455.08

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Solution

The fourth proportional to 4,224.12, 5,828.76 and 2,455.08 is: 3,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224.12 : 5,828.76 = 2,455.08 : x
  2. Step 2: Convert to fraction form
    4,224.12/5,828.76 = 2,455.08/x
  3. Step 3: Cross multiply
    4,224.12x = 5,828.76 × 2,455.08
  4. Step 4: Simplify right side
    4,224.12x = 14,310,072.10
  5. Step 5: Solve for x
    x = 14,310,072.10/4,224.12
  6. Step 6: Final answer
    x = 3,387.70

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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.