Home / 4,748.02-7,124.46-2,558.86

Finding the Fourth Proportional to 4,748.02, 7,124.46 and 2,558.86

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Solution

The fourth proportional to 4,748.02, 7,124.46 and 2,558.86 is: 3,839.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.02 : 7,124.46 = 2,558.86 : x
  2. Step 2: Convert to fraction form
    4,748.02/7,124.46 = 2,558.86/x
  3. Step 3: Cross multiply
    4,748.02x = 7,124.46 × 2,558.86
  4. Step 4: Simplify right side
    4,748.02x = 18,230,495.72
  5. Step 5: Solve for x
    x = 18,230,495.72/4,748.02
  6. Step 6: Final answer
    x = 3,839.60

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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.