Home / 6,612.64-9,124.98-3,628.41

Finding the Fourth Proportional to 6,612.64, 9,124.98 and 3,628.41

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Solution

The fourth proportional to 6,612.64, 9,124.98 and 3,628.41 is: 5,006.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.64 : 9,124.98 = 3,628.41 : x
  2. Step 2: Convert to fraction form
    6,612.64/9,124.98 = 3,628.41/x
  3. Step 3: Cross multiply
    6,612.64x = 9,124.98 × 3,628.41
  4. Step 4: Simplify right side
    6,612.64x = 33,109,168.68
  5. Step 5: Solve for x
    x = 33,109,168.68/6,612.64
  6. Step 6: Final answer
    x = 5,006.95

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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.