Home / 3,515.00-5,261.52-2,345.96

Finding the Fourth Proportional to 3,515.00, 5,261.52 and 2,345.96

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Solution

The fourth proportional to 3,515.00, 5,261.52 and 2,345.96 is: 3,511.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.00 : 5,261.52 = 2,345.96 : x
  2. Step 2: Convert to fraction form
    3,515.00/5,261.52 = 2,345.96/x
  3. Step 3: Cross multiply
    3,515.00x = 5,261.52 × 2,345.96
  4. Step 4: Simplify right side
    3,515.00x = 12,343,337.41
  5. Step 5: Solve for x
    x = 12,343,337.41/3,515.00
  6. Step 6: Final answer
    x = 3,511.62

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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.