Home / 7,357.48-10,149.24-4,840

Finding the Fourth Proportional to 7,357.48, 10,149.24 and 4,840

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Solution

The fourth proportional to 7,357.48, 10,149.24 and 4,840 is: 6,676.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.48 : 10,149.24 = 4,840 : x
  2. Step 2: Convert to fraction form
    7,357.48/10,149.24 = 4,840/x
  3. Step 3: Cross multiply
    7,357.48x = 10,149.24 × 4,840
  4. Step 4: Simplify right side
    7,357.48x = 49,122,321.60
  5. Step 5: Solve for x
    x = 49,122,321.60/7,357.48
  6. Step 6: Final answer
    x = 6,676.51

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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.