Home / 4,254.40-6,376.20-2,305

Finding the Fourth Proportional to 4,254.40, 6,376.20 and 2,305

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Solution

The fourth proportional to 4,254.40, 6,376.20 and 2,305 is: 3,454.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.40 : 6,376.20 = 2,305 : x
  2. Step 2: Convert to fraction form
    4,254.40/6,376.20 = 2,305/x
  3. Step 3: Cross multiply
    4,254.40x = 6,376.20 × 2,305
  4. Step 4: Simplify right side
    4,254.40x = 14,697,141
  5. Step 5: Solve for x
    x = 14,697,141/4,254.40
  6. Step 6: Final answer
    x = 3,454.57

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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.