Home / 4,815.02-7,217.10-2,040.86

Finding the Fourth Proportional to 4,815.02, 7,217.10 and 2,040.86

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Solution

The fourth proportional to 4,815.02, 7,217.10 and 2,040.86 is: 3,058.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.02 : 7,217.10 = 2,040.86 : x
  2. Step 2: Convert to fraction form
    4,815.02/7,217.10 = 2,040.86/x
  3. Step 3: Cross multiply
    4,815.02x = 7,217.10 × 2,040.86
  4. Step 4: Simplify right side
    4,815.02x = 14,729,090.71
  5. Step 5: Solve for x
    x = 14,729,090.71/4,815.02
  6. Step 6: Final answer
    x = 3,058.99

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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.