Home / 5,043.78-7,570.26-2,580.30

Finding the Fourth Proportional to 5,043.78, 7,570.26 and 2,580.30

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Solution

The fourth proportional to 5,043.78, 7,570.26 and 2,580.30 is: 3,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.78 : 7,570.26 = 2,580.30 : x
  2. Step 2: Convert to fraction form
    5,043.78/7,570.26 = 2,580.30/x
  3. Step 3: Cross multiply
    5,043.78x = 7,570.26 × 2,580.30
  4. Step 4: Simplify right side
    5,043.78x = 19,533,541.88
  5. Step 5: Solve for x
    x = 19,533,541.88/5,043.78
  6. Step 6: Final answer
    x = 3,872.80

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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.