Home / 3,288.55-4,927.35-2,312.61

Finding the Fourth Proportional to 3,288.55, 4,927.35 and 2,312.61

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Solution

The fourth proportional to 3,288.55, 4,927.35 and 2,312.61 is: 3,465.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.55 : 4,927.35 = 2,312.61 : x
  2. Step 2: Convert to fraction form
    3,288.55/4,927.35 = 2,312.61/x
  3. Step 3: Cross multiply
    3,288.55x = 4,927.35 × 2,312.61
  4. Step 4: Simplify right side
    3,288.55x = 11,395,038.88
  5. Step 5: Solve for x
    x = 11,395,038.88/3,288.55
  6. Step 6: Final answer
    x = 3,465.06

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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.