Home / 2,653.03-3,660.77-1,533.75

Finding the Fourth Proportional to 2,653.03, 3,660.77 and 1,533.75

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Solution

The fourth proportional to 2,653.03, 3,660.77 and 1,533.75 is: 2,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.03 : 3,660.77 = 1,533.75 : x
  2. Step 2: Convert to fraction form
    2,653.03/3,660.77 = 1,533.75/x
  3. Step 3: Cross multiply
    2,653.03x = 3,660.77 × 1,533.75
  4. Step 4: Simplify right side
    2,653.03x = 5,614,705.99
  5. Step 5: Solve for x
    x = 5,614,705.99/2,653.03
  6. Step 6: Final answer
    x = 2,116.34

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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.