Home / 6,612.02-9,124.67-3,627.80

Finding the Fourth Proportional to 6,612.02, 9,124.67 and 3,627.80

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Solution

The fourth proportional to 6,612.02, 9,124.67 and 3,627.80 is: 5,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.02 : 9,124.67 = 3,627.80 : x
  2. Step 2: Convert to fraction form
    6,612.02/9,124.67 = 3,627.80/x
  3. Step 3: Cross multiply
    6,612.02x = 9,124.67 × 3,627.80
  4. Step 4: Simplify right side
    6,612.02x = 33,102,414.06
  5. Step 5: Solve for x
    x = 33,102,414.06/6,612.02
  6. Step 6: Final answer
    x = 5,006.40

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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.