Home / 2,361.28-3,528.16-2,064.80

Finding the Fourth Proportional to 2,361.28, 3,528.16 and 2,064.80

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Solution

The fourth proportional to 2,361.28, 3,528.16 and 2,064.80 is: 3,085.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.28 : 3,528.16 = 2,064.80 : x
  2. Step 2: Convert to fraction form
    2,361.28/3,528.16 = 2,064.80/x
  3. Step 3: Cross multiply
    2,361.28x = 3,528.16 × 2,064.80
  4. Step 4: Simplify right side
    2,361.28x = 7,284,944.77
  5. Step 5: Solve for x
    x = 7,284,944.77/2,361.28
  6. Step 6: Final answer
    x = 3,085.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.