Home / 4,478.00-6,180.17-2,686.01

Finding the Fourth Proportional to 4,478.00, 6,180.17 and 2,686.01

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Solution

The fourth proportional to 4,478.00, 6,180.17 and 2,686.01 is: 3,707.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.00 : 6,180.17 = 2,686.01 : x
  2. Step 2: Convert to fraction form
    4,478.00/6,180.17 = 2,686.01/x
  3. Step 3: Cross multiply
    4,478.00x = 6,180.17 × 2,686.01
  4. Step 4: Simplify right side
    4,478.00x = 16,599,954.09
  5. Step 5: Solve for x
    x = 16,599,954.09/4,478.00
  6. Step 6: Final answer
    x = 3,707.01

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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.