Home / 4,224.31-5,829.90-2,455.80

Finding the Fourth Proportional to 4,224.31, 5,829.90 and 2,455.80

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Solution

The fourth proportional to 4,224.31, 5,829.90 and 2,455.80 is: 3,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224.31 : 5,829.90 = 2,455.80 : x
  2. Step 2: Convert to fraction form
    4,224.31/5,829.90 = 2,455.80/x
  3. Step 3: Cross multiply
    4,224.31x = 5,829.90 × 2,455.80
  4. Step 4: Simplify right side
    4,224.31x = 14,317,068.42
  5. Step 5: Solve for x
    x = 14,317,068.42/4,224.31
  6. Step 6: Final answer
    x = 3,389.21

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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.