Home / 3,510.47-4,844.20-2,018.38

Finding the Fourth Proportional to 3,510.47, 4,844.20 and 2,018.38

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Solution

The fourth proportional to 3,510.47, 4,844.20 and 2,018.38 is: 2,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.47 : 4,844.20 = 2,018.38 : x
  2. Step 2: Convert to fraction form
    3,510.47/4,844.20 = 2,018.38/x
  3. Step 3: Cross multiply
    3,510.47x = 4,844.20 × 2,018.38
  4. Step 4: Simplify right side
    3,510.47x = 9,777,436.40
  5. Step 5: Solve for x
    x = 9,777,436.40/3,510.47
  6. Step 6: Final answer
    x = 2,785.22

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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.