Home / 4,627.43-6,385.47-2,637.61

Finding the Fourth Proportional to 4,627.43, 6,385.47 and 2,637.61

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Solution

The fourth proportional to 4,627.43, 6,385.47 and 2,637.61 is: 3,639.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.43 : 6,385.47 = 2,637.61 : x
  2. Step 2: Convert to fraction form
    4,627.43/6,385.47 = 2,637.61/x
  3. Step 3: Cross multiply
    4,627.43x = 6,385.47 × 2,637.61
  4. Step 4: Simplify right side
    4,627.43x = 16,842,334.41
  5. Step 5: Solve for x
    x = 16,842,334.41/4,627.43
  6. Step 6: Final answer
    x = 3,639.68

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1.5x scale

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.