Home / 2,041.28-3,055.12-1,551.59

Finding the Fourth Proportional to 2,041.28, 3,055.12 and 1,551.59

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Solution

The fourth proportional to 2,041.28, 3,055.12 and 1,551.59 is: 2,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.28 : 3,055.12 = 1,551.59 : x
  2. Step 2: Convert to fraction form
    2,041.28/3,055.12 = 1,551.59/x
  3. Step 3: Cross multiply
    2,041.28x = 3,055.12 × 1,551.59
  4. Step 4: Simplify right side
    2,041.28x = 4,740,274.49
  5. Step 5: Solve for x
    x = 4,740,274.49/2,041.28
  6. Step 6: Final answer
    x = 2,322.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.