Home / 2,652.13-3,660.28-1,604.20

Finding the Fourth Proportional to 2,652.13, 3,660.28 and 1,604.20

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Solution

The fourth proportional to 2,652.13, 3,660.28 and 1,604.20 is: 2,214.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.13 : 3,660.28 = 1,604.20 : x
  2. Step 2: Convert to fraction form
    2,652.13/3,660.28 = 1,604.20/x
  3. Step 3: Cross multiply
    2,652.13x = 3,660.28 × 1,604.20
  4. Step 4: Simplify right side
    2,652.13x = 5,871,813.16
  5. Step 5: Solve for x
    x = 5,871,813.16/2,652.13
  6. Step 6: Final answer
    x = 2,214.00

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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.