Home / 4,627.36-6,385-2,637.95

Finding the Fourth Proportional to 4,627.36, 6,385 and 2,637.95

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Solution

The fourth proportional to 4,627.36, 6,385 and 2,637.95 is: 3,639.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.36 : 6,385 = 2,637.95 : x
  2. Step 2: Convert to fraction form
    4,627.36/6,385 = 2,637.95/x
  3. Step 3: Cross multiply
    4,627.36x = 6,385 × 2,637.95
  4. Step 4: Simplify right side
    4,627.36x = 16,843,310.75
  5. Step 5: Solve for x
    x = 16,843,310.75/4,627.36
  6. Step 6: Final answer
    x = 3,639.94

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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.